Problem
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == falsefunc triplesSumToZero(l: [Int]) -> Bool { ...XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false)
XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false)
XCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true)
XCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false)
XCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false)
XCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true)
XCTAssertTrue(triplesSumToZero(l: [1]) == false)
XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false)
XCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false)- 0.74 Compiled
- 0.40 Passed
Solutions
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count-2 {
var j = i+1
var k = l.count-1
while j < k {
if l[i] + l[j] + l[k] == 0 {
return true
} else if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count-2 {
var j = i+1
var k = l.count-1
while j < k {
if l[i] + l[j] + l[k] == 0 {
return true
} else if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
<|file_separator|> // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count-2 {
var j = i+1
var k = l.count-1
while j < k {
if l[i] + l[j] + l[k] == 0 {
return true
} else if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count-2 {
var j = i+1
var k = l.count-1
while j < k {
if l[i] + l[j] + l[k] == 0 {
return true
} else if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
<|file_separator|> // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
<|file_separator|> // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
// create a set of integers
var s = Set<Int>()
// loop through the array
for i in l {
// check if the set contains -i
if s.contains(-i) {
// if it does, return true
return true
}
// add i to the set
s.insert(i)
}
// if we get to this point, there are no triples
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// create a set of integers
var s = Set<Int>()
// loop through the array
for i in l {
// check if the set contains -i
if s.contains(-i) {
// if it does, return true
return true
}
// add i to the set
s.insert(i)
}
// if we get to this point, there are no triples
return false
}
<|file_separator|> // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// 1. Create a dictionary to store the elements of the array.
var dict = [Int: Int]()
// 2. Loop through the array.
for i in 0..<l.count {
// 3. Check if the element is in the dictionary.
if dict[l[i]] != nil {
// 4. If it is, return true.
return true
}
// 5. Add the element to the dictionary.
dict[l[i]] = 1
}
// 6. If no element is found, return false.
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// 1. Create a dictionary to store the elements of the array.
var dict = [Int: Int]()
// 2. Loop through the array.
for i in 0..<l.count {
// 3. Check if the element is in the dictionary.
if dict[l[i]] != nil {
// 4. If it is, return true.
return true
}
// 5. Add the element to the dictionary.
dict[l[i]] = 1
}
// 6. If no element is found, return false.
return false
}
<|file_separator|> // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
<|file_separator|>func triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count {
for j in 0..<l.count {
for k in 0..<l.count {
if i != j && j != k && k != i {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count {
for j in 0..<l.count {
for k in 0..<l.count {
if i != j && j != k && k != i {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
}
return false
}
<|file_separator|>func triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
var i = 0
var j = 1
var k = 2
while k < l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k += 1
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
var i = 0
var j = 1
var k = 2
while k < l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k += 1
}
}
return false
}
<|file_separator|>var i = 0 // variable 'i' was never mutated; consider changing to 'let' constant // Fatal error: Index out of rangefunc triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count {
for j in 0..<l.count {
for k in 0..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
func triplesSumToZeroV2(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count {
for j in 0..<l.count {
for k in 0..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
func triplesSumToZeroV3(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count {
for j in 0..<l.count {
for k in 0..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
func triplesSumToZeroV4(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count {
for j in 0..<l.count {
for k in 0..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count {
for j in 0..<l.count {
for k in 0..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
// triples_sum_to_zero_v2 takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZeroV2(l: [1, 3, 5, 0]) == false
// triplesSumToZeroV2(l: [1, 3, -2, 1]) == true
// triplesSumToZeroV2(l: [1, 2, 3, 7]) == false
// triplesSumToZeroV2(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZeroV2(l: [1]) == false
func triplesSumToZeroV2(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count {
for j in 0..<l.count {
for k in 0..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
// triples_sum_to_zero_v3 takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZeroV3(l: [1, 3, 5, 0]) == false
// triplesSumToZeroV3(l: [1, 3, -2, 1]) == true
// triplesSumToZeroV3(l: [1, 2, 3, 7]) == false
// triplesSumToZeroV3(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZeroV3(l: [1]) == false
func triplesSumToZeroV3(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count {
for j in 0..<l.count {
for k in 0..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
// triples_sum_to_zero_v4 takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZeroV4(l: [1, 3, 5, 0]) == false
// triplesSumToZeroV4(l: [1, 3, -2, 1]) == true
// triplesSumToZeroV4(l: [1, 2, 3, 7]) == false
// triplesSumToZeroV4(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZeroV4(l: [1]) == false
func triplesSumToZeroV4(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count {
for j in 0..<l.count {
for k in 0..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
// triples_sum_to_zero_v5 takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZeroV5(l: [1, 3, 5, 0]) == false
// triplesSumToZeroV5(l: [1, 3, -2, 1]) == true
// triplesSumToZeroV5( // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
<|file_separator|>func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<bos><start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
// your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
var result = false
var dict = [Int: Int]()
for i in 0..<l.count {
for j in i+1..<l.count {
let sum = l[i] + l[j]
if dict[sum] == nil {
dict[sum] = 1
} else {
dict[sum] = dict[sum]! + 1
}
}
}
for i in 0..<l.count {
let sum = l[i] * -1
if dict[sum]!= nil {
if dict[sum]! > 1 {
result = true
}
}
}
return result
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var result = false
var dict = [Int: Int]()
for i in 0..<l.count {
for j in i+1..<l.count {
let sum = l[i] + l[j]
if dict[sum] == nil {
dict[sum] = 1
} else {
dict[sum] = dict[sum]! + 1
}
}
}
for i in 0..<l.count {
let sum = l[i] * -1
if dict[sum]!= nil {
if dict[sum]! > 1 {
result = true
}
}
}
return result
}
```if dict[sum]!= nil { // use of '=' in a boolean context, did you mean '=='?if dict[sum]!= nil { // '=' must have consistent whitespace on both sidesif dict[sum]!= nil { // 'nil' cannot be assigned to type 'Int'func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
if set.contains(i) {
return true
}
set.insert(-i)
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
if set.contains(i) {
return true
}
set.insert(-i)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// your code here
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// your code here
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var result = false
var dict = [Int: Int]()
for i in 0..<l.count {
for j in i+1..<l.count {
let sum = l[i] + l[j]
if dict[sum]!= nil {
result = true
}
dict[sum] = 1
}
}
return result
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var result = false
var dict = [Int: Int]()
for i in 0..<l.count {
for j in i+1..<l.count {
let sum = l[i] + l[j]
if dict[sum]!= nil {
result = true
}
dict[sum] = 1
}
}
return result
}
```if dict[sum]!= nil { // 'nil' cannot be assigned to type 'Int'if dict[sum]!= nil { // use of '=' in a boolean context, did you mean '=='?if dict[sum]!= nil { // '=' must have consistent whitespace on both sidesfunc triplesSumToZero(l: [Int]) -> Bool {
// your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
var dict = [Int: Int]()
for i in l {
if let j = dict[i] {
dict[i] = j + 1
} else {
dict[i] = 1
}
}
for i in l {
if let j = dict[i] {
if j > 1 {
return true
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var dict = [Int: Int]()
for i in l {
if let j = dict[i] {
dict[i] = j + 1
} else {
dict[i] = 1
}
}
for i in l {
if let j = dict[i] {
if j > 1 {
return true
}
}
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here.
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here.
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement this function
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement this function
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement this function
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement this function
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
if set.contains(-i) {
return true
}
set.insert(i)
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
if set.contains(-i) {
return true
}
set.insert(i)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
if set.contains(-i) {
return true
}
set.insert(i)
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
if set.contains(-i) {
return true
}
set.insert(i)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: Implement this function.
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Implement this function.
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l {
if seen.contains(-i) {
return true
}
seen.insert(i)
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l {
if seen.contains(-i) {
return true
}
seen.insert(i)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: write your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: write your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
let complement = -l[i]
if set.contains(complement) && complement!= l[i] {
return true
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
let complement = -l[i]
if set.contains(complement) && complement!= l[i] {
return true
}
}
return false
}
```if set.contains(complement) && complement!= l[i] { // use of '=' in a boolean context, did you mean '=='?if set.contains(complement) && complement!= l[i] { // cannot force unwrap value of non-optional type 'Int'if set.contains(complement) && complement!= l[i] { // '=' must have consistent whitespace on both sidesif set.contains(complement) && complement!= l[i] { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
let complement = -l[i]
if set.contains(complement) && complement!= l[i] {
return true
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
let complement = -l[i]
if set.contains(complement) && complement!= l[i] {
return true
}
}
return false
}
```if set.contains(complement) && complement!= l[i] { // use of '=' in a boolean context, did you mean '=='?if set.contains(complement) && complement!= l[i] { // cannot force unwrap value of non-optional type 'Int'if set.contains(complement) && complement!= l[i] { // '=' must have consistent whitespace on both sidesif set.contains(complement) && complement!= l[i] { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadfunc triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if set.contains(-(l[i] + l[j] + l[k])) {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if set.contains(-(l[i] + l[j] + l[k])) {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
let complement = -l[i]
if set.contains(complement) {
return true
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
let complement = -l[i]
if set.contains(complement) {
return true
}
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for num in l {
if seen.contains(-num) {
return true
}
seen.insert(num)
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for num in l {
if seen.contains(-num) {
return true
}
seen.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```let set = Set(l) // initialization of immutable value 'set' was never used; consider replacing with assignment to '_' or removing itfunc triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for num in l {
if seen.contains(-num) {
return true
}
seen.insert(num)
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for num in l {
if seen.contains(-num) {
return true
}
seen.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for num in l {
if seen.contains(-num) {
return true
}
seen.insert(num)
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for num in l {
if seen.contains(-num) {
return true
}
seen.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for num in l {
if seen.contains(-num) {
return true
}
seen.insert(num)
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for num in l {
if seen.contains(-num) {
return true
}
seen.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for num in l {
if seen.contains(-num) {
return true
}
seen.insert(num)
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for num in l {
if seen.contains(-num) {
return true
}
seen.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for num in l {
if seen.contains(-num) {
return true
}
seen.insert(num)
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for num in l {
if seen.contains(-num) {
return true
}
seen.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for num in l {
if seen.contains(-num) {
return true
}
seen.insert(num)
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for num in l {
if seen.contains(-num) {
return true
}
seen.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if set.contains(-l[i] - l[j] - l[k]) {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if set.contains(-l[i] - l[j] - l[k]) {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for num in l {
if seen.contains(-num) {
return true
}
seen.insert(num)
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for num in l {
if seen.contains(-num) {
return true
}
seen.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..< l.count {
for j in (i+1)..< l.count {
for k in (j+1)..< l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..< l.count {
for j in (i+1)..< l.count {
for k in (j+1)..< l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```for i in 0..< l.count { // expected '{' to start the body of for-each loopfor i in 0..< l.count { // '..<' is not a postfix unary operatorfor j in (i+1)..< l.count { // '..<' is not a postfix unary operatorfor j in (i+1)..< l.count { // expected '{' to start the body of for-each loopfor k in (j+1)..< l.count { // expected '{' to start the body of for-each loopfor k in (j+1)..< l.count { // '..<' is not a postfix unary operatorfunc triplesSumToZero(l: [Int]) -> Bool {
for (i, first) in l.enumerated() {
for (j, second) in l.enumerated() {
for (k, third) in l.enumerated() {
if first + second + third == 0 && i!= j && j!= k && k!= i {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for (i, first) in l.enumerated() {
for (j, second) in l.enumerated() {
for (k, third) in l.enumerated() {
if first + second + third == 0 && i!= j && j!= k && k!= i {
return true
}
}
}
}
return false
}
```if first + second + third == 0 && i!= j && j!= k && k!= i { // '=' must have consistent whitespace on both sidesif first + second + third == 0 && i!= j && j!= k && k!= i { // cannot force unwrap value of non-optional type 'Int'if first + second + third == 0 && i!= j && j!= k && k!= i { // cannot force unwrap value of non-optional type 'Int'if first + second + third == 0 && i!= j && j!= k && k!= i { // '=' must have consistent whitespace on both sidesif first + second + third == 0 && i!= j && j!= k && k!= i { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif first + second + third == 0 && i!= j && j!= k && k!= i { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif first + second + third == 0 && i!= j && j!= k && k!= i { // cannot force unwrap value of non-optional type 'Int'if first + second + third == 0 && i!= j && j!= k && k!= i { // '=' must have consistent whitespace on both sidesif first + second + third == 0 && i!= j && j!= k && k!= i { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif first + second + third == 0 && i!= j && j!= k && k!= i { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif first + second + third == 0 && i!= j && j!= k && k!= i { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif first + second + third == 0 && i!= j && j!= k && k!= i { // use of '=' in a boolean context, did you mean '=='?func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..< l.count {
for j in (i + 1)..< l.count {
for k in (j + 1)..< l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..< l.count {
for j in (i + 1)..< l.count {
for k in (j + 1)..< l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```for i in 0..< l.count { // expected '{' to start the body of for-each loopfor i in 0..< l.count { // '..<' is not a postfix unary operatorfor j in (i + 1)..< l.count { // expected '{' to start the body of for-each loopfor j in (i + 1)..< l.count { // '..<' is not a postfix unary operatorfor k in (j + 1)..< l.count { // expected '{' to start the body of for-each loopfor k in (j + 1)..< l.count { // '..<' is not a postfix unary operatorfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for (i, a) in l.enumerated() {
for (j, b) in l.enumerated() {
for (k, c) in l.enumerated() {
if a + b + c == 0 && i!= j && j!= k && k!= i {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for (i, a) in l.enumerated() {
for (j, b) in l.enumerated() {
for (k, c) in l.enumerated() {
if a + b + c == 0 && i!= j && j!= k && k!= i {
return true
}
}
}
}
return false
}
```if a + b + c == 0 && i!= j && j!= k && k!= i { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif a + b + c == 0 && i!= j && j!= k && k!= i { // cannot force unwrap value of non-optional type 'Int'if a + b + c == 0 && i!= j && j!= k && k!= i { // '=' must have consistent whitespace on both sidesif a + b + c == 0 && i!= j && j!= k && k!= i { // use of '=' in a boolean context, did you mean '=='?if a + b + c == 0 && i!= j && j!= k && k!= i { // '=' must have consistent whitespace on both sidesif a + b + c == 0 && i!= j && j!= k && k!= i { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif a + b + c == 0 && i!= j && j!= k && k!= i { // cannot force unwrap value of non-optional type 'Int'if a + b + c == 0 && i!= j && j!= k && k!= i { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif a + b + c == 0 && i!= j && j!= k && k!= i { // '=' must have consistent whitespace on both sidesif a + b + c == 0 && i!= j && j!= k && k!= i { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif a + b + c == 0 && i!= j && j!= k && k!= i { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif a + b + c == 0 && i!= j && j!= k && k!= i { // cannot force unwrap value of non-optional type 'Int'func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
let left = i+1
let right = sorted.count-1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
let left = i+1
let right = sorted.count-1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```left += 1 // left side of mutating operator isn't mutable: 'left' is a 'let' constantright -= 1 // left side of mutating operator isn't mutable: 'right' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
let left = i+1
let right = sorted.count-1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
let left = i+1
let right = sorted.count-1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```left += 1 // left side of mutating operator isn't mutable: 'left' is a 'let' constantright -= 1 // left side of mutating operator isn't mutable: 'right' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
let left = i+1
let right = sorted.count-1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
let left = i+1
let right = sorted.count-1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```left += 1 // left side of mutating operator isn't mutable: 'left' is a 'let' constantright -= 1 // left side of mutating operator isn't mutable: 'right' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
let left = i+1
let right = sorted.count-1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
let left = i+1
let right = sorted.count-1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```left += 1 // left side of mutating operator isn't mutable: 'left' is a 'let' constantright -= 1 // left side of mutating operator isn't mutable: 'right' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
let left = i+1
let right = sortedArray.count-1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
let left = i+1
let right = sortedArray.count-1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```left += 1 // left side of mutating operator isn't mutable: 'left' is a 'let' constantright -= 1 // left side of mutating operator isn't mutable: 'right' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
let left = i+1
let right = sorted.count-1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
let left = i+1
let right = sorted.count-1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```left += 1 // left side of mutating operator isn't mutable: 'left' is a 'let' constantright -= 1 // left side of mutating operator isn't mutable: 'right' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
let left = i+1
let right = sorted.count-1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
let left = i+1
let right = sorted.count-1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```left += 1 // left side of mutating operator isn't mutable: 'left' is a 'let' constantright -= 1 // left side of mutating operator isn't mutable: 'right' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count - 2 {
let left = i + 1
let right = sorted.count - 1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count - 2 {
let left = i + 1
let right = sorted.count - 1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```left += 1 // left side of mutating operator isn't mutable: 'left' is a 'let' constantright -= 1 // left side of mutating operator isn't mutable: 'right' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
let left = i+1
let right = sorted.count-1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
let left = i+1
let right = sorted.count-1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```left += 1 // left side of mutating operator isn't mutable: 'left' is a 'let' constantright -= 1 // left side of mutating operator isn't mutable: 'right' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
var left = 0
var right = sorted.count - 1
while left < right {
let sum = sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
var left = 0
var right = sorted.count - 1
while left < right {
let sum = sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
return false
}
``` // XCTAssertTrue failedimport Foundation
func multiply(_ lhs: [[Double]], _ rhs: [[Double]]) -> [[Double]]? {
guard lhs[0].count == rhs.count else {
return nil
}
var result = [[Double]](repeating: [Double](repeating: 0, count: rhs[0].count), count: lhs.count)
for i in 0..<lhs.count {
for j in 0..<rhs[0].count {
for k in 0..<rhs.count {
result[i][j] += lhs[i][k] * rhs[k][j]
}
}
}
return result
}```swift
import Foundation
/*
Function to multiply two matrices represented as 2D arrays of Doubles.
Returns a new matrix that is the product of `lhs` and `rhs`, or `nil` if the matrices cannot be multiplied.
*/
func multiply(_ lhs: [[Double]], _ rhs: [[Double]]) -> [[Double]]? {
guard lhs[0].count == rhs.count else {
return nil
}
var result = [[Double]](repeating: [Double](repeating: 0, count: rhs[0].count), count: lhs.count)
for i in 0..<lhs.count {
for j in 0..<rhs[0].count {
for k in 0..<rhs.count {
result[i][j] += lhs[i][k] * rhs[k][j]
}
}
}
return result
}
/*
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
*/
func triplesSumToZero(l: [Int]) -> Bool {
for i inout:
for i in
out
for
for j
for k
XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeimport Foundation
func multiply(_ lhs: [[Double]], _ rhs: [[Double]]) -> [[Double]]? {
guard lhs[0].count == rhs.count else {
return nil
}
var result = [[Double]](repeating: [Double](repeating: 0, count: rhs[0].count), count: lhs.count)
for i in 0..<lhs.count {
for j in 0..<rhs[0].count {
for k in 0..<rhs.count {
result[i][j] += lhs[i][k] * rhs[k][j]
}
}
}
return result
}```swift
import Foundation
/*
Function to multiply two matrices represented as 2D arrays of Doubles.
Returns a new matrix that is the product of `lhs` and `rhs`, or `nil` if the matrices cannot be multiplied.
*/
func multiply(_ lhs: [[Double]], _ rhs: [[Double]]) -> [[Double]]? {
guard lhs[0].count == rhs.count else {
return nil
}
var result = [[Double]](repeating: [Double](repeating: 0, count: rhs[0].count), count: lhs.count)
for i in 0..<lhs.count {
for j in 0..<rhs[0].count {
for k in 0..<rhs.count {
result[i][j] += lhs[i][k] * rhs[k][j]
}
}
}
return result
}
/*
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
*/
func triplesSumToZero(l: [Int]) -> Bool {
XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeimport Foundation
func multiply(_ lhs: [[Double]], _ rhs: [[Double]]) -> [[Double]]? {
guard lhs[0].count == rhs.count else {
return nil
}
var result = [[Double]](repeating: [Double](repeating: 0, count: rhs[0].count), count: lhs.count)
for i in 0..<lhs.count {
for j in 0..<rhs[0].count {
for k in 0..<rhs.count {
result[i][j] += lhs[i][k] * rhs[k][j]
}
}
}
return result
}```swift
import Foundation
/*
Function to multiply two matrices represented as 2D arrays of Doubles.
Returns a new matrix that is the product of `lhs` and `rhs`, or `nil` if the matrices cannot be multiplied.
*/
func multiply(_ lhs: [[Double]], _ rhs: [[Double]]) -> [[Double]]? {
guard lhs[0].count == rhs.count else {
return nil
}
var result = [[Double]](repeating: [Double](repeating: 0, count: rhs[0].count), count: lhs.count)
for i in 0..<lhs.count {
for j in 0..<rhs[0].count {
for k in 0..<rhs.count {
result[i][j] += lhs[i][k] * rhs[k][j]
}
}
}
return result
}
/*
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
*/
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<
for iXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeimport Foundation
func multiply(_ lhs: [[Double]], _ rhs: [[Double]]) -> [[Double]]? {
guard lhs[0].count == rhs.count else {
return nil
}
var result = [[Double]](repeating: [Double](repeating: 0, count: rhs[0].count), count: lhs.count)
for i in 0..<lhs.count {
for j in 0..<rhs[0].count {
for k in 0..<rhs.count {
result[i][j] += lhs[i][k] * rhs[k][j]
}
}
}
return result
}```swift
import Foundation
/*
Function to multiply two matrices represented as 2D arrays of Doubles.
Returns a new matrix that is the product of `lhs` and `rhs`, or `nil` if the matrices cannot be multiplied.
*/
func multiply(_ lhs: [[Double]], _ rhs: [[Double]]) -> [[Double]]? {
guard lhs[0].count == rhs.count else {
return nil
}
var result = [[Double]](repeating: [Double](repeating: 0, count: rhs[0].count), count: lhs.count)
for i in 0..<lhs.count {
for j in 0..<rhs[0].count {
for k in 0..<rhs.count {
result[i][j] += lhs[i][k] * rhs[k][j]
}
}
}
return result
}
/*
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
*/
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<
for i inXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeimport Foundation
func multiply(_ lhs: [[Double]], _ rhs: [[Double]]) -> [[Double]]? {
guard lhs[0].count == rhs.count else {
return nil
}
var result = [[Double]](repeating: [Double](repeating: 0, count: rhs[0].count), count: lhs.count)
for i in 0..<lhs.count {
for j in 0..<rhs[0].count {
for k in 0..<rhs.count {
result[i][j] += lhs[i][k] * rhs[k][j]
}
}
}
return result
}```swift
import Foundation
/*
Function to multiply two matrices represented as 2D arrays of Doubles.
Returns a new matrix that is the product of `lhs` and `rhs`, or `nil` if the matrices cannot be multiplied.
*/
func multiply(_ lhs: [[Double]], _ rhs: [[Double]]) -> [[Double]]? {
guard lhs[0].count == rhs.count else {
return nil
}
var result = [[Double]](repeating: [Double](repeating: 0, count: rhs[0].count), count: lhs.count)
for i in 0..<lhs.count {
for j in 0..<rhs[0].count {
for k in 0..<rhs.count {
result[i][j] += lhs[i][k] * rhs[k][j]
}
}
}
return result
}
/*
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
*/
func triplesSumToZero(l: [Int]) -> Bool {XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeimport Foundation
func multiply(_ lhs: [[Double]], _ rhs: [[Double]]) -> [[Double]]? {
guard lhs[0].count == rhs.count else {
return nil
}
var result = [[Double]](repeating: [Double](repeating: 0, count: rhs[0].count), count: lhs.count)
for i in 0..<lhs.count {
for j in 0..<rhs[0].count {
for k in 0..<rhs.count {
result[i][j] += lhs[i][k] * rhs[k][j]
}
}
}
return result
}```swift
import Foundation
/*
Function to multiply two matrices represented as 2D arrays of Doubles.
Returns a new matrix that is the product of `lhs` and `rhs`, or `nil` if the matrices cannot be multiplied.
*/
func multiply(_ lhs: [[Double]], _ rhs: [[Double]]) -> [[Double]]? {
guard lhs[0].count == rhs.count else {
return nil
}
var result = [[Double]](repeating: [Double](repeating: 0, count: rhs[0].count), count: lhs.count)
for i in 0..<lhs.count {
for j in 0..<rhs[0].count {
for k in 0..<rhs.count {
result[i][j] += lhs[i][k] * rhs[k][j]
}
}
}
return result
}
/*
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
*/
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<|
XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeimport Foundation
func multiply(_ lhs: [[Double]], _ rhs: [[Double]]) -> [[Double]]? {
guard lhs[0].count == rhs.count else {
return nil
}
var result = [[Double]](repeating: [Double](repeating: 0, count: rhs[0].count), count: lhs.count)
for i in 0..<lhs.count {
for j in 0..<rhs[0].count {
for k in 0..<rhs.count {
result[i][j] += lhs[i][k] * rhs[k][j]
}
}
}
return result
}```swift
import Foundation
/*
Function to multiply two matrices represented as 2D arrays of Doubles.
Returns a new matrix that is the product of `lhs` and `rhs`, or `nil` if the matrices cannot be multiplied.
*/
func multiply(_ lhs: [[Double]], _ rhs: [[Double]]) -> [[Double]]? {
guard lhs[0].count == rhs.count else {
return nil
}
var result = [[Double]](repeating: [Double](repeating: 0, count: rhs[0].count), count: lhs.count)
for i in 0..<lhs.count {
for j in 0..<rhs[0].count {
for k in 0..<rhs.count {
result[i][j] += lhs[i][k] * rhs[k][j]
}
}
}
return result
}
/*
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
*/
func triplesSumToZero(l: [Int]) -> Bool {
for i inXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeimport Foundation
func multiply(_ lhs: [[Double]], _ rhs: [[Double]]) -> [[Double]]? {
guard lhs[0].count == rhs.count else {
return nil
}
var result = [[Double]](repeating: [Double](repeating: 0, count: rhs[0].count), count: lhs.count)
for i in 0..<lhs.count {
for j in 0..<rhs[0].count {
for k in 0..<rhs.count {
result[i][j] += lhs[i][k] * rhs[k][j]
}
}
}
return result
}```swift
import Foundation
/*
Function to multiply two matrices represented as 2D arrays of Doubles.
Returns a new matrix that is the product of `lhs` and `rhs`, or `nil` if the matrices cannot be multiplied.
*/
func multiply(_ lhs: [[Double]], _ rhs: [[Double]]) -> [[Double]]? {
guard lhs[0].count == rhs.count else {
return nil
}
var result = [[Double]](repeating: [Double](repeating: 0, count: rhs[0].count), count: lhs.count)
for i in 0..<lhs.count {
for j in 0..<rhs[0].count {
for k in 0..<rhs.count {
result[i][j] += lhs[i][k] * rhs[k][j]
}
}
}
return result
}
/*
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
*/
func triplesSumToZero(l: [Int]) -> Bool {XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeimport Foundation
func multiply(_ lhs: [[Double]], _ rhs: [[Double]]) -> [[Double]]? {
guard lhs[0].count == rhs.count else {
return nil
}
var result = [[Double]](repeating: [Double](repeating: 0, count: rhs[0].count), count: lhs.count)
for i in 0..<lhs.count {
for j in 0..<rhs[0].count {
for k in 0..<rhs.count {
result[i][j] += lhs[i][k] * rhs[k][j]
}
}
}
return result
}```swift
import Foundation
/*
Function to multiply two matrices represented as 2D arrays of Doubles.
Returns a new matrix that is the product of `lhs` and `rhs`, or `nil` if the matrices cannot be multiplied.
*/
func multiply(_ lhs: [[Double]], _ rhs: [[Double]]) -> [[Double]]? {
guard lhs[0].count == rhs.count else {
return nil
}
var result = [[Double]](repeating: [Double](repeating: 0, count: rhs[0].count), count: lhs.count)
for i in 0..<lhs.count {
for j in 0..<rhs[0].count {
for k in 0..<rhs.count {
result[i][j] += lhs[i][k] * rhs[k][j]
}
}
}
return result
}
/*
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
*/
func triplesSumToZero(l: [Int]) -> Bool {XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeimport Foundation
func multiply(_ lhs: [[Double]], _ rhs: [[Double]]) -> [[Double]]? {
guard lhs[0].count == rhs.count else {
return nil
}
var result = [[Double]](repeating: [Double](repeating: 0, count: rhs[0].count), count: lhs.count)
for i in 0..<lhs.count {
for j in 0..<rhs[0].count {
for k in 0..<rhs.count {
result[i][j] += lhs[i][k] * rhs[k][j]
}
}
}
return result
}```swift
import Foundation
/*
Function to multiply two matrices represented as 2D arrays of Doubles.
Returns a new matrix that is the product of `lhs` and `rhs`, or `nil` if the matrices cannot be multiplied.
*/
func multiply(_ lhs: [[Double]], _ rhs: [[Double]]) -> [[Double]]? {
guard lhs[0].count == rhs.count else {
return nil
}
var result = [[Double]](repeating: [Double](repeating: 0, count: rhs[0].count), count: lhs.count)
for i in 0..<lhs.count {
for j in 0..<rhs[0].count {
for k in 0..<rhs.count {
result[i][j] += lhs[i][k] * rhs[k][j]
}
}
}
return result
}
/*
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
*/
func triplesSumToZero(l: [Int]) -> Bool {XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let array = [1, 3, 3, 3, 5XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let array = [1, 3, 3, 3, -XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let array = [1, 5, 5, 5, 0XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let array = [1, 5, 5, 5, 0, 0, -5, -2, -2,XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let array = [1, 5, 5, 5,XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
<|padding|>
XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopefunc triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
l.sort()
for i in 0..<l.count-2 {
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
l.sort()
for i in 0..<l.count-2 {
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```l.sort() // cannot use mutating member on immutable value: 'l' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
l.sort()
for i in 0..<l.count-2 {
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
l.sort()
for i in 0..<l.count-2 {
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```l.sort() // cannot use mutating member on immutable value: 'l' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
l.sort()
for i in 0..<l.count-2 {
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
l.sort()
for i in 0..<l.count-2 {
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```l.sort() // cannot use mutating member on immutable value: 'l' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var sortedArray = l.sorted() // variable 'sortedArray' was never mutated; consider changing to 'let' constant // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
print(triplesSumToZero(l: [1, 3, 5, 0])) // false
print(triplesSumToZero(l: [1, 3, -2, 1])) // true
print(triplesSumToZero(l: [1, 2, 3, 7])) // false
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7])) // true
print(triplesSumToZero(l: [1])) // false
```var sortedArray = l.sorted() // variable 'sortedArray' was never mutated; consider changing to 'let' constant // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var sortedArray = l.sorted() // variable 'sortedArray' was never mutated; consider changing to 'let' constant // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var sortedArray = l.sorted() // variable 'sortedArray' was never mutated; consider changing to 'let' constant // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var sortedArray = l.sorted() // variable 'sortedArray' was never mutated; consider changing to 'let' constant // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var sortedArray = l.sorted() // variable 'sortedArray' was never mutated; consider changing to 'let' constant // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var sortedArray = l.sorted() // variable 'sortedArray' was never mutated; consider changing to 'let' constant // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
l.sort()
for i in 0..<l.count {
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
l.sort()
for i in 0..<l.count {
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```l.sort() // cannot use mutating member on immutable value: 'l' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
l.sort()
for i in 0..<l.count {
var left = i + 1
var right = l.count - 1
while left < right {
if l[i] + l[left] + l[right] == 0 {
return true
} else if l[i] + l[left] + l[right] < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
l.sort()
for i in 0..<l.count {
var left = i + 1
var right = l.count - 1
while left < right {
if l[i] + l[left] + l[right] == 0 {
return true
} else if l[i] + l[left] + l[right] < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```l.sort() // cannot use mutating member on immutable value: 'l' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
if sortedArray[i] + sortedArray[left] + sortedArray[right] == 0 {
return true
} else if sortedArray[i] + sortedArray[left] + sortedArray[right] < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
if sortedArray[i] + sortedArray[left] + sortedArray[right] == 0 {
return true
} else if sortedArray[i] + sortedArray[left] + sortedArray[right] < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
if sortedArray[i] + sortedArray[left] + sortedArray[right] == 0 {
return true
} else if sortedArray[i] + sortedArray[left] + sortedArray[right] < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
if sortedArray[i] + sortedArray[left] + sortedArray[right] == 0 {
return true
} else if sortedArray[i] + sortedArray[left] + sortedArray[right] < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
if sortedArray[i] + sortedArray[left] + sortedArray[right] == 0 {
return true
} else if sortedArray[i] + sortedArray[left] + sortedArray[right] < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
if sortedArray[i] + sortedArray[left] + sortedArray[right] == 0 {
return true
} else if sortedArray[i] + sortedArray[left] + sortedArray[right] < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
l.sort()
for i in 0..<l.count {
var left = i + 1
var right = l.count - 1
while left < right {
if l[i] + l[left] + l[right] == 0 {
return true
} else if l[i] + l[left] + l[right] < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
l.sort()
for i in 0..<l.count {
var left = i + 1
var right = l.count - 1
while left < right {
if l[i] + l[left] + l[right] == 0 {
return true
} else if l[i] + l[left] + l[right] < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```l.sort() // cannot use mutating member on immutable value: 'l' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
if sortedArray[i] + sortedArray[left] + sortedArray[right] == 0 {
return true
} else if sortedArray[i] + sortedArray[left] + sortedArray[right] < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
if sortedArray[i] + sortedArray[left] + sortedArray[right] == 0 {
return true
} else if sortedArray[i] + sortedArray[left] + sortedArray[right] < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
if sortedArray[i] + sortedArray[left] + sortedArray[right] == 0 {
return true
} else if sortedArray[i] + sortedArray[left] + sortedArray[right] < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
if sortedArray[i] + sortedArray[left] + sortedArray[right] == 0 {
return true
} else if sortedArray[i] + sortedArray[left] + sortedArray[right] < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
if sortedArray[i] + sortedArray[left] + sortedArray[right] == 0 {
return true
} else if sortedArray[i] + sortedArray[left] + sortedArray[right] < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
if sortedArray[i] + sortedArray[left] + sortedArray[right] == 0 {
return true
} else if sortedArray[i] + sortedArray[left] + sortedArray[right] < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
if sortedArray[i] + sortedArray[left] + sortedArray[right] == 0 {
return true
} else if sortedArray[i] + sortedArray[left] + sortedArray[right] < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
if sortedArray[i] + sortedArray[left] + sortedArray[right] == 0 {
return true
} else if sortedArray[i] + sortedArray[left] + sortedArray[right] < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count - 2 {
for j in (i + 1)..<l.count - 1 {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count - 2 {
for j in (i + 1)..<l.count - 1 {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
var arr = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while (left < right) {
if (arr[i] + arr[left] + arr[right] == 0) {
return true
} else if (arr[i] + arr[left] + arr[right] < 0) {
left += 1
} else {
right -= 1
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
var arr = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while (left < right) {
if (arr[i] + arr[left] + arr[right] == 0) {
return true
} else if (arr[i] + arr[left] + arr[right] < 0) {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var arr = l.sorted() // variable 'arr' was never mutated; consider changing to 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
var arr = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while (left < right) {
if (arr[i] + arr[left] + arr[right] == 0) {
return true
} else if (arr[i] + arr[left] + arr[right] < 0) {
left += 1
} else {
right -= 1
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
var arr = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while (left < right) {
if (arr[i] + arr[left] + arr[right] == 0) {
return true
} else if (arr[i] + arr[left] + arr[right] < 0) {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var arr = l.sorted() // variable 'arr' was never mutated; consider changing to 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
var arr = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while (left < right) {
if (arr[i] + arr[left] + arr[right] == 0) {
return true
} else if (arr[i] + arr[left] + arr[right] < 0) {
left += 1
} else {
right -= 1
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
var arr = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while (left < right) {
if (arr[i] + arr[left] + arr[right] == 0) {
return true
} else if (arr[i] + arr[left] + arr[right] < 0) {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var arr = l.sorted() // variable 'arr' was never mutated; consider changing to 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
var arr = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while (left < right) {
if (arr[i] + arr[left] + arr[right] == 0) {
return true
} else if (arr[i] + arr[left] + arr[right] < 0) {
left += 1
} else {
right -= 1
}
}
}
return false
}<｜begin▁of▁sentence｜>You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
var arr = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while (left < right) {
if (arr[i] + arr[left] + arr[right] == 0) {
return true
} else if (arr[i] + arr[left] + arr[right] < 0) {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var arr = l.sorted() // variable 'arr' was never mutated; consider changing to 'let' constantimport Foundation
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
import Foundation
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundimport Foundation
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if i > 0 && sortedArray[i] == sortedArray[i - 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
import Foundation
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if i > 0 && sortedArray[i] == sortedArray[i - 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundimport Foundation
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
import Foundation
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundimport Foundation
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if i > 0 && sortedArray[i] == sortedArray[i - 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
import Foundation
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if i > 0 && sortedArray[i] == sortedArray[i - 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundimport Foundation
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
import Foundation
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundimport Foundation
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if i > 0 && sortedArray[i] == sortedArray[i - 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
import Foundation
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if i > 0 && sortedArray[i] == sortedArray[i - 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundimport Foundation
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
let n = sortedArray.count
for i in 0..<n-2 {
if i > 0 && sortedArray[i] == sortedArray[i-1] {
continue
}
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
import Foundation
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
let n = sortedArray.count
for i in 0..<n-2 {
if i > 0 && sortedArray[i] == sortedArray[i-1] {
continue
}
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundimport Foundation
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if i > 0 && sortedArray[i] == sortedArray[i - 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
import Foundation
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if i > 0 && sortedArray[i] == sortedArray[i - 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundimport Foundation
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
import Foundation
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundimport Foundation
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
let n = sortedArray.count
for i in 0..<n-2 {
if i > 0 && sortedArray[i] == sortedArray[i-1] {
continue
}
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
import Foundation
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
let n = sortedArray.count
for i in 0..<n-2 {
if i > 0 && sortedArray[i] == sortedArray[i-1] {
continue
}
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n {
for j in i+1..<n {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n {
for j in i+1..<n {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n {
for j in i+1..<n {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n {
for j in i+1..<n {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n {
for j in i+1..<n {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n {
for j in i+1..<n {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
This code defines a function `triplesSumToZero` that takes an array of integers `l` as an argument. It then iterates through all possible triplets of elements in the array using three nested loops. If it finds a triplet whose sum is zero, it returns `true`. If no such triplet is found after checking all possible triplets, it returns `false`.func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n {
for j in i+1..<n {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n {
for j in i+1..<n {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count - 2 {
var left = i + 1
var right = sorted.count - 1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count - 2 {
var left = i + 1
var right = sorted.count - 1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n-2 {
for j in i+1..<n-1 {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n-2 {
for j in i+1..<n-1 {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
This code defines a function `triplesSumToZero` that takes an array of integers `l` as an argument. It then iterates through all possible combinations of three distinct elements in the array using nested loops. If it finds a combination of three elements that sum to zero, it returns `true`. If no such combination is found after checking all possibilities, it returns `false`. // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n {
for j in i+1..<n {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n {
for j in i+1..<n {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
This code defines a function `triplesSumToZero` that takes an array of integers as an argument and returns a boolean value. The function iterates through all possible combinations of three distinct elements in the array using nested loops, and checks if the sum of these elements is equal to zero. If such a triplet is found, the function returns true; otherwise, it returns false after all combinations have been checked.func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
This code defines a function `triplesSumToZero` that takes an array of integers `l` as an argument. It then uses three nested loops to iterate through all possible combinations of three distinct elements in the array. If it finds a combination that sums to zero, it returns `true`. If no such combination is found after checking all possibilities, it returns `false`.func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n {
for j in i+1..<n {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n {
for j in i+1..<n {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
}
// Test cases
print(triplesSumToZero(l: [1, 3, 5, 0]))
print(triplesSumToZero(l: [1, 3, -2, 1]))
print(triplesSumToZero(l: [1, 2, 3, 7]))
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]))
print(triplesSumToZero(l: [1]))
```
} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
let l = l.sorted()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let l = l.sorted()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
func triplesSumToZero(l: [Int]) -> Bool {
let l = l.sorted()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let l = l.sorted()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here.
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here.
}
// Uncomment the line below when you're ready to try out your function.
print(triplesSumToZero(l: [1, 3, -2, 1]))
```
} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
let sum = l[i] + l[j]
if seen.contains(-sum) {
return true
}
seen.insert(sum)
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
let sum = l[i] + l[j]
if seen.contains(-sum) {
return true
}
seen.insert(sum)
}
}
return false
}
```
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
return false
}
// triplesSumToZero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
return false
}
```
// XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
}
```
} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
var seen: Set<Int> = []
for i in 0..<l.count {
for j in i+1..<l.count {
let sum = l[i] + l[j]
if seen.contains(-sum) {
return true
}
seen.insert(sum)
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var seen: Set<Int> = []
for i in 0..<l.count {
for j in i+1..<l.count {
let sum = l[i] + l[j]
if seen.contains(-sum) {
return true
}
seen.insert(sum)
}
}
return false
}
```
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here.
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here.
}
// Example 1
print(triplesSumToZero(l: [1, 3, 5, 0]))
// Example 2
print(triplesSumToZero(l: [1, 3, -2, 1]))
// Example 3
print(triplesSumToZero(l: [1, 2, 3, 7]))
// Example 4
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]))
// Example 5
print(triplesSumToZero(l: [1]))
```
} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
var seen: Set<Int> = []
for i in 0..<l.count {
for j in i+1..<l.count {
let sum = l[i] + l[j]
if seen.contains(-sum) {
return true
}
seen.insert(sum)
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var seen: Set<Int> = []
for i in 0..<l.count {
for j in i+1..<l.count {
let sum = l[i] + l[j]
if seen.contains(-sum) {
return true
}
seen.insert(sum)
}
}
return false
}
```
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Implement me!
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Implement me!
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-1 {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-1 {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
### Exfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-1 {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-1 {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
### Exfunc triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l {
for j in l {
if i + j == 0 && !seen.contains(i) && !seen.contains(j) {
return true
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l {
for j in l {
if i + j == 0 && !seen.contains(i) && !seen.contains(j) {
return true
}
}
}
return false
}
```
### Problemvar seen = Set<Int>() // variable 'seen' was never mutated; consider changing to 'let' constant // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 && !seen.contains(l[i]) && !seen.contains(l[j]) && !seen.contains(l[k]) {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 && !seen.contains(l[i]) && !seen.contains(l[j]) && !seen.contains(l[k]) {
return true
}
}
}
}
return false
}
```
var seen = Set<Int>() // variable 'seen' was never mutated; consider changing to 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-1 {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-1 {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
### Problemfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-1 {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-1 {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-1 {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-1 {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
### Exfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-1 {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-1 {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
### Problemfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-1 {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-1 {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
### Exfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-1 {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-1 {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
### Exfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
### Testfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
### Testfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
### Test // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
### Testfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
### Test // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
### Testfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
func triplesSumToZero(l: [Int]) -> Bool {
// Sort the array to make it easier to avoid duplicates
let sortedArray = l.sorted()
// Iterate over the array to find triplets that sum to zero
for i in 0..<sortedArray.count - 2 {
// Skip duplicate elements
if i > 0 && sortedArray[i] == sortedArray[i - 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Sort the array to make it easier to avoid duplicates
let sortedArray = l.sorted()
// Iterate over the array to find triplets that sum to zero
for i in 0..<sortedArray.count - 2 {
// Skip duplicate elements
if i > 0 && sortedArray[i] == sortedArray[i - 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
// Example usage:
print(triplesSumToZero(l: [1, 3, 5, 0])) // Output: false
print(triplesSumToZero(l: [1, 3, -2, 1])) // Output: true
print(triplesSumToZero(l: [1, 2, 3, 7])) // Output: false
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7])) // Output: true
print(triplesSumToZero(l: [1])) // Output: false
```
This implementation uses a sorted array and a two-pointer approach to find triplets that sum to zero. It avoids duplicates by skipping over repeated elements. // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
// Sort the array to make it easier to avoid duplicates
let sortedL = l.sorted()
// Iterate over the array using three nested loops
for i in 0..<sortedL.count - 2 {
// Skip duplicate elements
if i > 0 && sortedL[i] == sortedL[i - 1] {
continue
}
var left = i + 1
var right = sortedL.count - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Sort the array to make it easier to avoid duplicates
let sortedL = l.sorted()
// Iterate over the array using three nested loops
for i in 0..<sortedL.count - 2 {
// Skip duplicate elements
if i > 0 && sortedL[i] == sortedL[i - 1] {
continue
}
var left = i + 1
var right = sortedL.count - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
// Example usage:
print(triplesSumToZero(l: [1, 3, 5, 0])) // Output: false
print(triplesSumToZero(l: [1, 3, -2, 1])) // Output: true
print(triplesSumToZero(l: [1, 2, 3, 7])) // Output: false
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7])) // Output: true
print(triplesSumToZero(l: [1])) // Output: false
```
This implementation uses a sorted array and a triple nested loop to find if there are three distinct elements that sum to zero. It avoids unnecessary checks by skipping duplicate elements and using a two-pointer approach to find the sum of three elements. // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
// Sort the array to make it easier to find triplets.
let sortedList = l.sorted()
// Iterate over the array to find triplets that sum to zero.
for i in 0..<sortedList.count - 2 {
// Skip duplicate elements to avoid finding the same triplet multiple times.
if i > 0 && sortedList[i] == sortedList[i - 1] {
continue
}
var left = i + 1
var right = sortedList.count - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Sort the array to make it easier to find triplets.
let sortedList = l.sorted()
// Iterate over the array to find triplets that sum to zero.
for i in 0..<sortedList.count - 2 {
// Skip duplicate elements to avoid finding the same triplet multiple times.
if i > 0 && sortedList[i] == sortedList[i - 1] {
continue
}
var left = i + 1
var right = sortedList.count - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
// Example usage:
print(triplesSumToZero(l: [1, 3, 5, 0])) // Output: false
print(triplesSumToZero(l: [1, 3, -2, 1])) // Output: true
print(triplesSumToZero(l: [1, 2, 3, 7])) // Output: false
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7])) // Output: true
print(triplesSumToZero(l: [1])) // Output: false
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
// Example usage:
print(triplesSumToZero(l: [1, 3, 5, 0])) // Output: false
print(triplesSumToZero(l: [1, 3, -2, 1])) // Output: true
print(triplesSumToZero(l: [1, 2, 3, 7])) // Output: false
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7])) // Output: true
print(triplesSumToZero(l: [1])) // Output: false
```func triplesSumToZero(l: [Int]) -> Bool {
// Check if the array has fewer than 3 elements, if so, return false
if l.count < 3 {
return false
}
// Generate all possible combinations of three elements from the array
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
// Check if the sum of the three elements is zero
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
// If no combination sums to zero, return false
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Check if the array has fewer than 3 elements, if so, return false
if l.count < 3 {
return false
}
// Generate all possible combinations of three elements from the array
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
// Check if the sum of the three elements is zero
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
// If no combination sums to zero, return false
return false
}
// Example usage:
print(triplesSumToZero(l: [1, 3, 5, 0])) // Output: false
print(triplesSumToZero(l: [1, 3, -2, 1])) // Output: true
print(triplesSumToZero(l: [1, 2, 3, 7])) // Output: false
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7])) // Output: true
print(triplesSumToZero(l: [1])) // Output: false
```func triplesSumToZero(l: [Int]) -> Bool {
// Sort the array to make it easier to avoid duplicates
let sortedL = l.sorted()
// Iterate over the array to find triplets that sum to zero
for i in 0..<sortedL.count - 2 {
// Skip duplicate elements
if i > 0 && sortedL[i] == sortedL[i - 1] {
continue
}
var left = i + 1
var right = sortedL.count - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Sort the array to make it easier to avoid duplicates
let sortedL = l.sorted()
// Iterate over the array to find triplets that sum to zero
for i in 0..<sortedL.count - 2 {
// Skip duplicate elements
if i > 0 && sortedL[i] == sortedL[i - 1] {
continue
}
var left = i + 1
var right = sortedL.count - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
// Example usage:
print(triplesSumToZero(l: [1, 3, 5, 0])) // Output: false
print(triplesSumToZero(l: [1, 3, -2, 1])) // Output: true
print(triplesSumToZero(l: [1, 2, 3, 7])) // Output: false
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7])) // Output: true
print(triplesSumToZero(l: [1])) // Output: false
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
// Sort the array to make it easier to avoid duplicates
let sortedList = l.sorted()
// Iterate over the array using three nested loops
for i in 0..<sortedList.count - 2 {
// Skip duplicate elements
if i > 0 && sortedList[i] == sortedList[i - 1] {
continue
}
var left = i + 1
var right = sortedList.count - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Sort the array to make it easier to avoid duplicates
let sortedList = l.sorted()
// Iterate over the array using three nested loops
for i in 0..<sortedList.count - 2 {
// Skip duplicate elements
if i > 0 && sortedList[i] == sortedList[i - 1] {
continue
}
var left = i + 1
var right = sortedList.count - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
// Example usage:
print(triplesSumToZero(l: [1, 3, 5, 0])) // Output: false
print(triplesSumToZero(l: [1, 3, -2, 1])) // Output: true
print(triplesSumToZero(l: [1, 2, 3, 7])) // Output: false
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7])) // Output: true
print(triplesSumToZero(l: [1])) // Output: false
```
This implementation uses a combination of sorting and two-pointer technique to find the triplets. It sorts the array and then iterates through the array using three nested loops. For each element, it uses two pointers to find pairs that sum up to the negative of the current element. If such a pair is found, it returns true. If no such triplet is found, it returns false. // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
// Sort the array to make it easier to find triplets.
let sortedArray = l.sorted()
// Iterate over the array to find triplets that sum to zero.
for i in 0..<sortedArray.count - 2 {
// Skip duplicate elements to avoid finding the same triplet multiple times.
if i > 0 && sortedArray[i] == sortedArray[i - 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Sort the array to make it easier to find triplets.
let sortedArray = l.sorted()
// Iterate over the array to find triplets that sum to zero.
for i in 0..<sortedArray.count - 2 {
// Skip duplicate elements to avoid finding the same triplet multiple times.
if i > 0 && sortedArray[i] == sortedArray[i - 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
// Example usage:
print(triplesSumToZero(l: [1, 3, 5, 0])) // Output: false
print(triplesSumToZero(l: [1, 3, -2, 1])) // Output: true
print(triplesSumToZero(l: [1, 2, 3, 7])) // Output: false
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7])) // Output: true
print(triplesSumToZero(l: [1])) // Output: false
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
// Check if the array has at LEAST three elements
if l.count < 3 {
return false
}
// Generate all possible combinations of three elements from the array
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
// If no combination sums to zero, return false
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Check if the array has at LEAST three elements
if l.count < 3 {
return false
}
// Generate all possible combinations of three elements from the array
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
// If no combination sums to zero, return false
return false
}
// Example usage:
print(triplesSumToZero(l: [1, 3, 5, 0])) // Output: false
print(triplesSumToZero(l: [1, 3, -2, 1])) // Output: true
print(triplesSumToZero(l: [1, 2, 3, 7])) // Output: false
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7])) // Output: true
print(triplesSumToZero(l: [1])) // Output: false
```func triplesSumToZero(l: [Int]) -> Bool {
// Sort the array to make it easier to find triplets that sum to zero.
let sortedL = l.sorted()
// Iterate over the array and find triplets that sum to zero.
for i in 0..<sortedL.count - 2 {
// Skip duplicate elements.
if i > 0 && sortedL[i] == sortedL[i - 1] {
continue
}
var left = i + 1
var right = sortedL.count - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Sort the array to make it easier to find triplets that sum to zero.
let sortedL = l.sorted()
// Iterate over the array and find triplets that sum to zero.
for i in 0..<sortedL.count - 2 {
// Skip duplicate elements.
if i > 0 && sortedL[i] == sortedL[i - 1] {
continue
}
var left = i + 1
var right = sortedL.count - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
// Example usage:
print(triplesSumToZero(l: [1, 3, 5, 0])) // Output: false
print(triplesSumToZero(l: [1, 3, -2, 1])) // Output: true
print(triplesSumToZero(l: [1, 2, 3, 7])) // Output: false
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7])) // Output: true
print(triplesSumToZero(l: [1])) // Output: false
```
This function uses a two-pointer approach to find triplets in the array that sum to zero. It first sorts the array to make it easier to find triplets. Then, it iterates over the array and uses a two-pointer approach to find triplets that sum to zero. If such a triplet is found, the function returns true. If no such triplet is found, it returns false. // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count-2 {
var j = i+1
var k = l.count-1
while j < k {
let sum = l[i] + l[j] + l[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count-2 {
var j = i+1
var k = l.count-1
while j < k {
let sum = l[i] + l[j] + l[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
<|file_separator|> // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
var i = 0
var j = l.count - 1
while i < j {
var sum = l[i] + l[j]
if sum == 0 {
return true
} else if sum > 0 {
j -= 1
} else {
i += 1
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
var i = 0
var j = l.count - 1
while i < j {
var sum = l[i] + l[j]
if sum == 0 {
return true
} else if sum > 0 {
j -= 1
} else {
i += 1
}
}
return false
}
<|file_separator|>var sum = l[i] + l[j] // variable 'sum' was never mutated; consider changing to 'let' constant // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count {
var j = i + 1
var k = l.count - 1
while j < k {
if l[i] + l[j] + l[k] == 0 {
return true
} else if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count {
var j = i + 1
var k = l.count - 1
while j < k {
if l[i] + l[j] + l[k] == 0 {
return true
} else if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
<|file_separator|>```func triplesSumToZero(l: [Int]) -> Bool {
var l = l
var result = false
l.sort()
for i in 0..<l.count {
var j = i + 1
var k = l.count - 1
while j < k {
if l[i] + l[j] + l[k] == 0 {
result = true
}
if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return result
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
var result = false
l.sort()
for i in 0..<l.count {
var j = i + 1
var k = l.count - 1
while j < k {
if l[i] + l[j] + l[k] == 0 {
result = true
}
if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return result
}
<|file_separator|>func triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count-2 {
var j = i+1
var k = l.count-1
while j < k {
if l[i] + l[j] + l[k] == 0 {
return true
} else if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count-2 {
var j = i+1
var k = l.count-1
while j < k {
if l[i] + l[j] + l[k] == 0 {
return true
} else if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
<|file_separator|> // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var l = l
var result = false
var i = 0
var j = 0
var k = 0
var sum = 0
while i < l.count {
j = i + 1
while j < l.count {
k = j + 1
while k < l.count {
sum = l[i] + l[j] + l[k]
if sum == 0 {
result = true
break
}
k += 1
}
if result == true {
break
}
j += 1
}
if result == true {
break
}
i += 1
}
return result
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
var result = false
var i = 0
var j = 0
var k = 0
var sum = 0
while i < l.count {
j = i + 1
while j < l.count {
k = j + 1
while k < l.count {
sum = l[i] + l[j] + l[k]
if sum == 0 {
result = true
break
}
k += 1
}
if result == true {
break
}
j += 1
}
if result == true {
break
}
i += 1
}
return result
}
<|file_separator|>var l = l // variable 'l' was never mutated; consider changing to 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
var l = l
var result = false
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
var result = false
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}
<|file_separator|>var l = l // variable 'l' was never mutated; consider changing to 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
var l = l
var result = false
l.sort()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}
func triplesSumToZeroTwo(l: [Int]) -> Bool {
var l = l
var result = false
l.sort()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}
func triplesSumToZeroThree(l: [Int]) -> Bool {
var l = l
var result = false
l.sort()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}
func triplesSumToZeroFour(l: [Int]) -> Bool {
var l = l
var result = false
l.sort()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
var result = false
l.sort()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}
// triples_sum_to_zero_two takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZeroTwo(l: [1, 3, 5, 0]) == false
// triplesSumToZeroTwo(l: [1, 3, -2, 1]) == true
// triplesSumToZeroTwo(l: [1, 2, 3, 7]) == false
// triplesSumToZeroTwo(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZeroTwo(l: [1]) == false
func triplesSumToZeroTwo(l: [Int]) -> Bool {
var l = l
var result = false
l.sort()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}
// triples_sum_to_zero_three takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZeroThree(l: [1, 3, 5, 0]) == false
// triplesSumToZeroThree(l: [1, 3, -2, 1]) == true
// triplesSumToZeroThree(l: [1, 2, 3, 7]) == false
// triplesSumToZeroThree(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZeroThree(l: [1]) == false
func triplesSumToZeroThree(l: [Int]) -> Bool {
var l = l
var result = false
l.sort()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}
// triples_sum_to_zero_four takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZeroFour(l: [1, 3, 5, 0]) == false
// triplesSumToZeroFour(l: [1, 3, -2, 1]) == true
// triplesSumToZeroFour(l: [1, 2, 3, 7]) == false
// triplesSumToZeroFour(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZeroFour(l: [1]) == false
func triplesSumToZeroFour(l: [Int]) -> Bool {
var l = l
var result = false
l.sort()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}
// triples_sum_to_zero_five takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZeroFive(l: [1, 3, 5, 0]) == false
// triplesSumToZeroFive(l: [1, 3, -2, 1func triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count {
var j = i + 1
var k = l.count - 1
while j < k {
if l[i] + l[j] + l[k] == 0 {
return true
} else if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count {
var j = i + 1
var k = l.count - 1
while j < k {
if l[i] + l[j] + l[k] == 0 {
return true
} else if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
<|file_separator|>```func triplesSumToZero(l: [Int]) -> Bool {
var l = l
var result = false
l.sort()
for i in 0...l.count-3 {
for j in i+1...l.count-2 {
for k in j+1...l.count-1 {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
var result = false
l.sort()
for i in 0...l.count-3 {
for j in i+1...l.count-2 {
for k in j+1...l.count-1 {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}
<|file_separator|> // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement this function
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement this function
return false
}
<|file_separator|> // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
var result = false
for i in 0..<l.count-2 {
var j = i+1
var k = l.count-1
while j < k {
if l[i] + l[j] + l[k] == 0 {
result = true
break
} else if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return result
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
var result = false
for i in 0..<l.count-2 {
var j = i+1
var k = l.count-1
while j < k {
if l[i] + l[j] + l[k] == 0 {
result = true
break
} else if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return result
}
<|file_separator|> // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var l = l
var result = false
l.sort()
for i in 0..<l.count-2 {
var j = i+1
var k = l.count-1
while j < k {
if l[i] + l[j] + l[k] == 0 {
result = true
break
}
if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return result
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
var result = false
l.sort()
for i in 0..<l.count-2 {
var j = i+1
var k = l.count-1
while j < k {
if l[i] + l[j] + l[k] == 0 {
result = true
break
}
if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return result
}
<|file_separator|> // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var l = l
var result = false
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
var result = false
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}
<|file_separator|>var l = l // variable 'l' was never mutated; consider changing to 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
var sorted = l.sorted()
for i in 0..<sorted.count-2 {
var j = i+1
var k = sorted.count-1
while j < k {
if sorted[i] + sorted[j] + sorted[k] == 0 {
return true
} else if sorted[i] + sorted[j] + sorted[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var sorted = l.sorted()
for i in 0..<sorted.count-2 {
var j = i+1
var k = sorted.count-1
while j < k {
if sorted[i] + sorted[j] + sorted[k] == 0 {
return true
} else if sorted[i] + sorted[j] + sorted[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
<|file_separator|>var sorted = l.sorted() // variable 'sorted' was never mutated; consider changing to 'let' constant // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count {
var j = i + 1
var k = l.count - 1
while j < k {
if l[i] + l[j] + l[k] == 0 {
return true
} else if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count {
var j = i + 1
var k = l.count - 1
while j < k {
if l[i] + l[j] + l[k] == 0 {
return true
} else if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
<|file_separator|>func triplesSumToZero(l: [Int]) -> Bool {
var result = false
var l = l
l.sort()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var result = false
var l = l
l.sort()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}
<|file_separator|>func triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count-2 {
var j = i+1
var k = l.count-1
while j < k {
let sum = l[i] + l[j] + l[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
l.sort()
for i in 0..<l.count-2 {
var j = i+1
var k = l.count-1
while j < k {
let sum = l[i] + l[j] + l[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
<|file_separator|> // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var l = l
var result = false
l.sort()
for i in 0...l.count-1 {
var j = i+1
var k = l.count-1
while j < k {
if l[i] + l[j] + l[k] == 0 {
result = true
break
} else if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return result
}
func triplesSumToZeroTwo(l: [Int]) -> Bool {
var l = l
var result = false
l.sort()
for i in 0...l.count-1 {
var j = i+1
var k = l.count-1
while j < k {
if l[i] + l[j] + l[k] == 0 {
result = true
break
} else if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return result
}
func triplesSumToZeroThree(l: [Int]) -> Bool {
var l = l
var result = false
l.sort()
for i in 0...l.count-1 {
var j = i+1
var k = l.count-1
while j < k {
if l[i] + l[j] + l[k] == 0 {
result = true
break
} else if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return result
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
var result = false
l.sort()
for i in 0...l.count-1 {
var j = i+1
var k = l.count-1
while j < k {
if l[i] + l[j] + l[k] == 0 {
result = true
break
} else if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return result
}
// triples_sum_to_zero_two takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZeroTwo(l: [1, 3, 5, 0]) == false
// triplesSumToZeroTwo(l: [1, 3, -2, 1]) == true
// triplesSumToZeroTwo(l: [1, 2, 3, 7]) == false
// triplesSumToZeroTwo(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZeroTwo(l: [1]) == false
func triplesSumToZeroTwo(l: [Int]) -> Bool {
var l = l
var result = false
l.sort()
for i in 0...l.count-1 {
var j = i+1
var k = l.count-1
while j < k {
if l[i] + l[j] + l[k] == 0 {
result = true
break
} else if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return result
}
// triples_sum_to_zero_three takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZeroThree(l: [1, 3, 5, 0]) == false
// triplesSumToZeroThree(l: [1, 3, -2, 1]) == true
// triplesSumToZeroThree(l: [1, 2, 3, 7]) == false
// triplesSumToZeroThree(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZeroThree(l: [1]) == false
func triplesSumToZeroThree(l: [Int]) -> Bool {
var l = l
var result = false
l.sort()
for i in 0...l.count-1 {
var j = i+1
var k = l.count-1
while j < k {
if l[i] + l[j] + l[k] == 0 {
result = true
break
} else if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return result
}
// triples_sum_to_zero_four takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZeroFour(l: [1, 3, 5, 0]) == false
// triplesSumToZeroFour(l: [1, 3, -2, 1]) == true
// triplesSumToZeroFour(l: [1, 2, 3, 7]) == false
// triplesSumToZeroFour(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZeroFour(l: [1]) == false
func triplesSumToZeroFour(l: [Int]) -> Bool {
var l = l
var result = false
l.sort()
for i in 0...l.count-1 {
var j = i+1
var k = l.count-1
while j < k {
if l[i] + l[func triplesSumToZero(l: [Int]) -> Bool {
var l = l
var result = false
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var l = l
var result = false
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}
<|file_separator|>var l = l // variable 'l' was never mutated; consider changing to 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
// your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here.
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here.
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here.
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here.
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i..<l.count {
for k in j..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
func test_triples_sum_to_zero_1() {
assert(triplesSumToZero(l: [1, 3, 5, 0]) == false)
}
func test_triples_sum_to_zero_2() {
assert(triplesSumToZero(l: [1, 3, -2, 1]) == true)
}
func test_triples_sum_to_zero_3() {
assert(triplesSumToZero(l: [1, 2, 3, 7]) == false)
}
func test_triples_sum_to_zero_4() {
assert(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true)
}
func test_triples_sum_to_zero_5() {
assert(triplesSumToZero(l: [1]) == false)
}
func run_tests() {
test_triples_sum_to_zero_1()
test_triples_sum_to_zero_2()
test_triples_sum_to_zero_3()
test_triples_sum_to_zero_4()
test_triples_sum_to_zero_5()
}
func run_tests_with_timer() {
start_time = Date.now()
run_tests()
end_time = Date.now()
time_taken = end_time - start_time
print("Time taken: \(time_taken) seconds")
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i..<l.count {
for k in j..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
// test_triples_sum_to_zero_1 tests the triplesSumToZero function with the
// following inputs and outputs:
// triplesSumToZero(l: [1, 3, 5, 0]) == false
func test_triples_sum_to_zero_1() {
assert(triplesSumToZero(l: [1, 3, 5, 0]) == false)
}
// test_triples_sum_to_zero_2 tests the triplesSumToZero function with the
// following inputs and outputs:
// triplesSumToZero(l: [1, 3, -2, 1]) == true
func test_triples_sum_to_zero_2() {
assert(triplesSumToZero(l: [1, 3, -2, 1]) == true)
}
// test_triples_sum_to_zero_3 tests the triplesSumToZero function with the
// following inputs and outputs:
// triplesSumToZero(l: [1, 2, 3, 7]) == false
func test_triples_sum_to_zero_3() {
assert(triplesSumToZero(l: [1, 2, 3, 7]) == false)
}
// test_triples_sum_to_zero_4 tests the triplesSumToZero function with the
// following inputs and outputs:
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
func test_triples_sum_to_zero_4() {
assert(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true)
}
// test_triples_sum_to_zero_5 tests the triplesSumToZero function with the
// following inputs and outputs:
// triplesSumToZero(l: [1]) == false
func test_triples_sum_to_zero_5() {
assert(triplesSumToZero(l: [1]) == false)
}
// run_tests runs all the tests defined above.
func run_tests() {
test_triples_sum_to_zero_1()
test_triples_sum_to_zero_2()
test_triples_sum_to_zero_3()
test_triples_sum_to_zero_4()
test_triples_sum_to_zero_5()
}
// run_tests_with_timer runs all the tests defined above and prints the time
// it took to run each test.
func run_tests_with_timer() {
start_time = Date.now()
run_tests()
end_time = Date.now()
time_taken = end_time - start_time
print("Time taken: \(time_taken) seconds")
}
// run_tests_with_timer runs all the tests defined above and prints the time
// it took to run each test.
func run_tests_with_timer() {
start_time = Date.now()
run_tests()
end_time = Date.now()
time_taken = end_time - start_time
print("Time taken: \(time_taken) seconds")
}
// run_tests_with_timer runs all the tests defined above and prints the time
// it took to run each test.
func run_tests_with_timer() {
start_time = Date.now()
run_tests()
end_time = Date.now()
time_taken = end_time - start_time
print("Time taken: \(time_taken) seconds")
}
// run_tests_with_timer runs all the tests defined above and prints the time
// it took to run each test.
func run_tests_with_timer() {
start_time = Date.now()
run_tests()
end_time = Date.now()
time_taken = end_time - start_time
print("Time taken:start_time = Date.now() // cannot find 'start_time' in scopestart_time = Date.now() // cannot call value of non-function type 'Date'end_time = Date.now() // cannot find 'end_time' in scopeend_time = Date.now() // cannot call value of non-function type 'Date'time_taken = end_time - start_time // cannot find 'start_time' in scopetime_taken = end_time - start_time // cannot find 'end_time' in scopetime_taken = end_time - start_time // cannot find 'time_taken' in scopeprint("Time taken: \(time_taken) seconds") // cannot find 'time_taken' in scopefunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i..<l.count {
for k in j..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
func main(l: [Int]) {
if triplesSumToZero(l) {
print("True")
} else {
print("False")
}
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i..<l.count {
for k in j..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
// main function takes an array of integers as an input.
// it calls triplesSumToZero function to check if there are three distinct elements in the array that sum to zero.
// it prints the result.
func main(l: [Int]) {
if triplesSumToZero(l) {
print("True")
} else {
print("False")
}
}
// Test cases
main(l: [1, 3, 5, 0])
main(l: [1, 3, -2, 1])
main(l: [1, 2, 3, 7])
main(l: [2, 4, -5, 3, 9, 7])
main(l: [1])
```if triplesSumToZero(l) { // missing argument label 'l:' in callfunc triplesSumToZero(l: [Int]) -> Bool {
// create a set to store the unique elements of the array
var seen: Set<Int> = Set()
// loop through the array
for i in 0..<l.count {
// loop through the array again
for j in i..<l.count {
// calculate the sum of the two elements
let sum = l[i] + l[j]
// check if the sum is zero
if let k = l.first(where: { $0 == sum }) {
// if the sum is zero, return true
return true
} else {
// otherwise, add the element to the set
seen.add(l[j])
}
}
}
// if we reach this point, no three distinct elements sum to zero
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// create a set to store the unique elements of the array
var seen: Set<Int> = Set()
// loop through the array
for i in 0..<l.count {
// loop through the array again
for j in i..<l.count {
// calculate the sum of the two elements
let sum = l[i] + l[j]
// check if the sum is zero
if let k = l.first(where: { $0 == sum }) {
// if the sum is zero, return true
return true
} else {
// otherwise, add the element to the set
seen.add(l[j])
}
}
}
// if we reach this point, no three distinct elements sum to zero
return false
}
```seen.add(l[j]) // value of type 'Set<Int>' has no member 'add'func triplesSumToZero(l: [Int]) -> Bool {
var result = false
var n = l.count
for i in 0..<n {
for j in i..<n {
for k in j..<n {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var result = false
var n = l.count
for i in 0..<n {
for j in i..<n {
for k in j..<n {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var result = false
var n = l.count
for i in 0..<n {
for j in i..<n {
for k in j..<n {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var result = false
var n = l.count
for i in 0..<n {
for j in i..<n {
for k in j..<n {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var result = false
var n = l.count
for i in 0..<n {
for j in i..<n {
for k in j..<n {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {var n = l.count // variable 'n' was never mutated; consider changing to 'let' constant // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var result = false
for i in 0..<l.count {
for j in i..<l.count {
for k in j..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var result = false
for i in 0..<l.count {
for j in i..<l.count {
for k in j..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var result = false
for i in 0..<l.count {
for j in i..<l.count {
for k in j..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var result = false
for i in 0..<l.count {
for j in i..<l.count {
for k in j..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var result = false
for i in 0..<l.count {
for j in i..<l.count {
for k in j..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var result = false
// XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// sort the array in ascending order
let sortedArray = l.sorted()
// iterate over the array
for i in 0..<sortedArray.count {
// iterate over the array again
for j in i..<sortedArray.count {
// iterate over the array again
for k in j..<sortedArray.count {
// check if the sum of the three elements is zero
if sortedArray[i] + sortedArray[j] + sortedArray[k] == 0 {
// if the sum is zero, return true
return true
}
}
}
}
// if no three distinct elements sum to zero, return false
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// sort the array in ascending order
let sortedArray = l.sorted()
// iterate over the array
for i in 0..<sortedArray.count {
// iterate over the array again
for j in i..<sortedArray.count {
// iterate over the array again
for k in j..<sortedArray.count {
// check if the sum of the three elements is zero
if sortedArray[i] + sortedArray[j] + sortedArray[k] == 0 {
// if the sum is zero, return true
return true
}
}
}
}
// if no three distinct elements sum to zero, return false
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// we'll use a hashmap to store the frequency of each integer
let freq = HashMap<Int, Int>()
for i in 0..<l.count {
let num = l[i]
freq[num] = freq.get(num)! + 1
}
// now we'll iterate over the array again
for i in 0..<l.count {
let num = l[i]
// if the hashmap contains -num, we know there's a pair that sums to zero
if freq.contains(-num) {
return true
}
// if the hashmap contains num, we know there's a pair that sums to zero
if freq.contains(num) {
return true
}
// if the hashmap contains num + num, we know there's a pair that sums to zero
if freq.contains(num + num) {
return true
}
}
// if we get here, there's no pair that sums to zero
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// we'll use a hashmap to store the frequency of each integer
let freq = HashMap<Int, Int>()
for i in 0..<l.count {
let num = l[i]
freq[num] = freq.get(num)! + 1
}
// now we'll iterate over the array again
for i in 0..<l.count {
let num = l[i]
// if the hashmap contains -num, we know there's a pair that sums to zero
if freq.contains(-num) {
return true
}
// if the hashmap contains num, we know there's a pair that sums to zero
if freq.contains(num) {
return true
}
// if the hashmap contains num + num, we know there's a pair that sums to zero
if freq.contains(num + num) {
return true
}
}
// if we get here, there's no pair that sums to zero
return false
}
// let's test our function
print(triplesSumToZero(l: [1, 3, 5, 0])) // false
print(triplesSumToZero(l: [1, 3, -2, 1])) // true
print(triplesSumToZero(l: [1, 2, 3, 7])) // false
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7])) // true
print(triplesSumToZero(l: [1])) // false
```let freq = HashMap<Int, Int>() // cannot find 'HashMap' in scopefunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i..<l.count {
for k in j..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
func main() {
if triplesSumToZero(l: [1, 3, 5, 0]) == false {
print("FAIL")
} else {
print("PASS")
}
if triplesSumToZero(l: [1, 3, -2, 1]) == true {
print("PASS")
} else {
print("FAIL")
}
if triplesSumToZero(l: [1, 2, 3, 7]) == false {
print("PASS")
} else {
print("FAIL")
}
if triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true {
print("PASS")
} else {
print("FAIL")
}
if triplesSumToZero(l: [1]) == false {
print("PASS")
} else {
print("FAIL")
}
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i..<l.count {
for k in j..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
// The following code tests the triplesSumToZero function.
// It prints "PASS" if the function works correctly, and "FAIL" otherwise.
func main() {
if triplesSumToZero(l: [1, 3, 5, 0]) == false {
print("FAIL")
} else {
print("PASS")
}
if triplesSumToZero(l: [1, 3, -2, 1]) == true {
print("PASS")
} else {
print("FAIL")
}
if triplesSumToZero(l: [1, 2, 3, 7]) == false {
print("PASS")
} else {
print("FAIL")
}
if triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true {
print("PASS")
} else {
print("FAIL")
}
if triplesSumToZero(l: [1]) == false {
print("PASS")
} else {
print("FAIL")
}
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var n = l.count
var i = 0
var j = 0
var k = 0
var sum = 0
var found = false
while i < n {
j = i + 1
while j < n {
k = j + 1
while k < n {
sum = l[i] + l[j] + l[k]
if sum == 0 {
found = true
break
}
k += 1
}
if found {
break
}
j += 1
}
if found {
break
}
i += 1
}
return found
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var n = l.count
var i = 0
var j = 0
var k = 0
var sum = 0
var found = false
while i < n {
j = i + 1
while j < n {
k = j + 1
while k < n {
sum = l[i] + l[j] + l[k]
if sum == 0 {
found = true
break
}
k += 1
}
if found {
break
}
j += 1
}
if found {
break
}
i += 1
}
return found
}
```var n = l.count // variable 'n' was never mutated; consider changing to 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
var triples: [[Int]] = [[], [], []]
var i: Int = 0
var j: Int = 1
var k: Int = 2
var sum: Int = 0
while i < l.count {
while j < l.count {
while k < l.count {
sum = l[i] + l[j] + l[k]
if sum == 0 {
triples[0].append(l[i])
triples[1].append(l[j])
triples[2].append(l[k])
return true
}
k += 1
}
j += 1
k = j + 1
}
i += 1
j = i + 1
k = j + 1
}
return false
}
func main(l: [Int]) {
if triplesSumToZero(l: l) {
print("There are three distinct elements in the array that sum to zero.")
} else {
print("There are no three distinct elements in the array that sum to zero.")
}
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var triples: [[Int]] = [[], [], []]
var i: Int = 0
var j: Int = 1
var k: Int = 2
var sum: Int = 0
while i < l.count {
while j < l.count {
while k < l.count {
sum = l[i] + l[j] + l[k]
if sum == 0 {
triples[0].append(l[i])
triples[1].append(l[j])
triples[2].append(l[k])
return true
}
k += 1
}
j += 1
k = j + 1
}
i += 1
j = i + 1
k = j + 1
}
return false
}
// This is the main function that is called when the script is run.
// It takes an array of integers as an input, and prints whether or not
// there are three distinct elements in the array that sum to zero.
func main(l: [Int]) {
if triplesSumToZero(l: l) {
print("There are three distinct elements in the array that sum to zero.")
} else {
print("There are no three distinct elements in the array that sum to zero.")
}
}
// This is the array of integers that is passed to the main function.
var l: [Int] = [1, 3, -2, 1]
// Call the main function with the array of integers.
main(l: l)
```func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count - 2 {
var j = i + 1
var k = l.count - 1
while j < k {
let sum = l[i] + l[j] + l[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count - 2 {
var j = i + 1
var k = l.count - 1
while j < k {
let sum = l[i] + l[j] + l[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else {
return false
}
for i in 0..<l.count - 2 {
var j = i + 1
var k = l.count - 1
while j < k {
let sum = l[i] + l[j] + l[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else {
return false
}
for i in 0..<l.count - 2 {
var j = i + 1
var k = l.count - 1
while j < k {
let sum = l[i] + l[j] + l[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else {
return false
}
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else {
return false
}
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
// Sort the array in ascending order
let sortedArray = l.sorted()
// Iterate through the array, fixing the first element of the triple
for i in 0..<sortedArray.count - 2 {
// Set the target sum for the remaining two elements
let targetSum = -sortedArray[i]
// Use two pointers to find the two remaining elements that sum to the target sum
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let currentSum = sortedArray[left] + sortedArray[right]
if currentSum == targetSum {
// Found a triple that sums to zero
return true
} else if currentSum < targetSum {
// The sum is too small, move the left pointer to the right
left += 1
} else {
// The sum is too large, move the right pointer to the left
right -= 1
}
}
}
// No triple found that sums to zero
return false
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
// Sort the array in ascending order
let sortedArray = l.sorted()
// Iterate through the array, fixing the first element of the triple
for i in 0..<sortedArray.count - 2 {
// Set the target sum for the remaining two elements
let targetSum = -sortedArray[i]
// Use two pointers to find the two remaining elements that sum to the target sum
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let currentSum = sortedArray[left] + sortedArray[right]
if currentSum == targetSum {
// Found a triple that sums to zero
return true
} else if currentSum < targetSum {
// The sum is too small, move the left pointer to the right
left += 1
} else {
// The sum is too large, move the right pointer to the left
right -= 1
}
}
}
// No triple found that sums to zero
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count - 2 {
var j = i + 1
var k = l.count - 1
while j < k {
let sum = l[i] + l[j] + l[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count - 2 {
var j = i + 1
var k = l.count - 1
while j < k {
let sum = l[i] + l[j] + l[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
// Sort the array in ascending order
let sortedArray = l.sorted()
// Iterate through the array
for i in 0..<sortedArray.count - 2 {
// Set the target sum to the negative of the current element
let targetSum = -sortedArray[i]
// Two-pointer approach to find two elements that sum to the target
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let currentSum = sortedArray[left] + sortedArray[right]
if currentSum == targetSum {
// Found three elements that sum to zero
return true
} else if currentSum < targetSum {
// The sum is too small, move the left pointer forward
left += 1
} else {
// The sum is too large, move the right pointer backward
right -= 1
}
}
}
// No three elements found that sum to zero
return false
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
// Sort the array in ascending order
let sortedArray = l.sorted()
// Iterate through the array
for i in 0..<sortedArray.count - 2 {
// Set the target sum to the negative of the current element
let targetSum = -sortedArray[i]
// Two-pointer approach to find two elements that sum to the target
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let currentSum = sortedArray[left] + sortedArray[right]
if currentSum == targetSum {
// Found three elements that sum to zero
return true
} else if currentSum < targetSum {
// The sum is too small, move the left pointer forward
left += 1
} else {
// The sum is too large, move the right pointer backward
right -= 1
}
}
}
// No three elements found that sum to zero
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
l.sort()
for i in 0..<l.count - 2 {
var j = i + 1
var k = l.count - 1
while j < k {
let sum = l[i] + l[j] + l[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
l.sort()
for i in 0..<l.count - 2 {
var j = i + 1
var k = l.count - 1
while j < k {
let sum = l[i] + l[j] + l[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
```l.sort() // cannot use mutating member on immutable value: 'l' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
l.sort()
for i in 0..<n-2 {
var j = i + 1
var k = n - 1
while j < k {
let sum = l[i] + l[j] + l[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
l.sort()
for i in 0..<n-2 {
var j = i + 1
var k = n - 1
while j < k {
let sum = l[i] + l[j] + l[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
```l.sort() // cannot use mutating member on immutable value: 'l' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
l.sort()
for i in 0..<n-2 {
var j = i + 1
var k = n - 1
while j < k {
let sum = l[i] + l[j] + l[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
l.sort()
for i in 0..<n-2 {
var j = i + 1
var k = n - 1
while j < k {
let sum = l[i] + l[j] + l[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
```l.sort() // cannot use mutating member on immutable value: 'l' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
let mut seen = Set<Int>()
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
let target = -l[i] - l[j]
if seen.contains(target) {
return true
}
seen.insert(l[j])
}
}
return false
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
let mut seen = Set<Int>()
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
let target = -l[i] - l[j]
if seen.contains(target) {
return true
}
seen.insert(l[j])
}
}
return false
}
```let mut seen = Set<Int>() // found an unexpected second identifier in constant declaration; is there an accidental break?if seen.contains(target) { // cannot find 'seen' in scopeseen.insert(l[j]) // cannot find 'seen' in scopefunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
l.sort()
for i in 0..<n - 2 {
var j = i + 1
var k = n - 1
while j < k {
let sum = l[i] + l[j] + l[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
l.sort()
for i in 0..<n - 2 {
var j = i + 1
var k = n - 1
while j < k {
let sum = l[i] + l[j] + l[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
```l.sort() // cannot use mutating member on immutable value: 'l' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
l.sort()
for i in 0..<n - 2 {
var j = i + 1
var k = n - 1
while j < k {
let sum = l[i] + l[j] + l[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
l.sort()
for i in 0..<n - 2 {
var j = i + 1
var k = n - 1
while j < k {
let sum = l[i] + l[j] + l[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
```l.sort() // cannot use mutating member on immutable value: 'l' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
let sortedL = l.sorted()
for i in 0..<sortedL.count - 2 {
var j = i + 1
var k = sortedL.count - 1
while j < k {
let sum = sortedL[i] + sortedL[j] + sortedL[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
let sortedL = l.sorted()
for i in 0..<sortedL.count - 2 {
var j = i + 1
var k = sortedL.count - 1
while j < k {
let sum = sortedL[i] + sortedL[j] + sortedL[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
if set.count < 3 {
return false
}
for i in 0..<l.count {
for j in i+1..<l.count {
let target = -l[i] - l[j]
if set.contains(target) && target != l[i] && target != l[j] {
return true
}
}
}
return false
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
if set.count < 3 {
return false
}
for i in 0..<l.count {
for j in i+1..<l.count {
let target = -l[i] - l[j]
if set.contains(target) && target != l[i] && target != l[j] {
return true
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count - 2 {
var left = i + 1
var right = sorted.count - 1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count - 2 {
var left = i + 1
var right = sorted.count - 1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
if set.count < 3 {
return false
}
for i in 0..<l.count {
for j in i+1..<l.count {
let target = -l[i] - l[j]
if set.contains(target) && target != l[i] && target != l[j] {
return true
}
}
}
return false
}<start_of_turn>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<end_of_turn>
<start_of_turn>model
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
if set.count < 3 {
return false
}
for i in 0..<l.count {
for j in i+1..<l.count {
let target = -l[i] - l[j]
if set.contains(target) && target != l[i] && target != l[j] {
return true
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count - 1 {
for j in i + 1..<l.count {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count - 1 {
for j in i + 1..<l.count {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count - 1 {
for j in i + 1..<l.count {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count - 1 {
for j in i + 1..<l.count {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false [/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for (i, num1) in l.enumerated() {
for (j, num2) in l.enumerated() {
if i!= j {
for num3 in l {
if num1 + num2 + num3 == 0 {
return true
}
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for (i, num1) in l.enumerated() {
for (j, num2) in l.enumerated() {
if i!= j {
for num3 in l {
if num1 + num2 + num3 == 0 {
return true
}
}
}
}
}
return false
}
```if i!= j { // '=' must have consistent whitespace on both sidesif i!= j { // use of '=' in a boolean context, did you mean '=='?if i!= j { // cannot force unwrap value of non-optional type 'Int'func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in 0..<l.count {
for k in 0..<l.count {
if i!= j && j!= k && i!= k {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in 0..<l.count {
for k in 0..<l.count {
if i!= j && j!= k && i!= k {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
}
return false
}
```if i!= j && j!= k && i!= k { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif i!= j && j!= k && i!= k { // '=' must have consistent whitespace on both sidesif i!= j && j!= k && i!= k { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif i!= j && j!= k && i!= k { // '=' must have consistent whitespace on both sidesif i!= j && j!= k && i!= k { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif i!= j && j!= k && i!= k { // cannot force unwrap value of non-optional type 'Int'if i!= j && j!= k && i!= k { // use of '=' in a boolean context, did you mean '=='?if i!= j && j!= k && i!= k { // cannot force unwrap value of non-optional type 'Int'if i!= j && j!= k && i!= k { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif i!= j && j!= k && i!= k { // cannot force unwrap value of non-optional type 'Int'if i!= j && j!= k && i!= k { // cannot assign value of type '()' to type 'Int'if i!= j && j!= k && i!= k { // '=' must have consistent whitespace on both sidesfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
var set = Set(l)
for i in 0..<l.count {
for j in (i + 1)..<l.count {
let k = -l[i] - l[j]
if set.contains(k) {
return true
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set(l)
for i in 0..<l.count {
for j in (i + 1)..<l.count {
let k = -l[i] - l[j]
if set.contains(k) {
return true
}
}
}
return false
}
```var set = Set(l) // variable 'set' was never mutated; consider changing to 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for num in l {
if set.contains(-num) {
return true
}
set.insert(num)
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for num in l {
if set.contains(-num) {
return true
}
set.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var set = Set(l)
for i in 0..<l.count {
for j in (i + 1)..<l.count {
let k = -l[i] - l[j]
if set.contains(k) {
return true
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set(l)
for i in 0..<l.count {
for j in (i + 1)..<l.count {
let k = -l[i] - l[j]
if set.contains(k) {
return true
}
}
}
return false
}
```var set = Set(l) // variable 'set' was never mutated; consider changing to 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for num in l {
if set.contains(-num) {
return true
}
set.insert(num)
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for num in l {
if set.contains(-num) {
return true
}
set.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if set.contains(-l[i] - l[j] - l[k]) {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if set.contains(-l[i] - l[j] - l[k]) {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if set.contains(-l[i] - l[j] - l[k]) {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if set.contains(-l[i] - l[j] - l[k]) {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if set.contains(-l[i] - l[j] - l[k]) {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if set.contains(-l[i] - l[j] - l[k]) {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for num in l {
if set.contains(-num) {
return true
}
set.insert(num)
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for num in l {
if set.contains(-num) {
return true
}
set.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for num in l {
if set.contains(-num) {
return true
}
set.insert(num)
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for num in l {
if set.contains(-num) {
return true
}
set.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if set.contains(-l[i] - l[j] - l[k]) {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if set.contains(-l[i] - l[j] - l[k]) {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
l.sort()
for i in 0..<l.count {
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
l.sort()
for i in 0..<l.count {
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```l.sort() // cannot use mutating member on immutable value: 'l' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
l.sort()
for i in 0..<l.count {
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
l.sort()
for i in 0..<l.count {
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```l.sort() // cannot use mutating member on immutable value: 'l' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
l.sort()
for i in 0..<l.count {
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
l.sort()
for i in 0..<l.count {
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```l.sort() // cannot use mutating member on immutable value: 'l' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
l.sort()
for i in 0..<l.count {
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
l.sort()
for i in 0..<l.count {
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```l.sort() // cannot use mutating member on immutable value: 'l' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
l.sort()
for i in 0..<l.count {
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
l.sort()
for i in 0..<l.count {
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```l.sort() // cannot use mutating member on immutable value: 'l' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
l.sort()
for i in 0..<l.count-2 {
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
l.sort()
for i in 0..<l.count-2 {
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```l.sort() // cannot use mutating member on immutable value: 'l' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
let first = sortedArray[i]
let start = i + 1
let end = sortedArray.count - 1
while start < end {
let sum = first + sortedArray[start] + sortedArray[end]
if sum == 0 {
return true
} else if sum < 0 {
start += 1
} else {
end -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
let first = sortedArray[i]
let start = i + 1
let end = sortedArray.count - 1
while start < end {
let sum = first + sortedArray[start] + sortedArray[end]
if sum == 0 {
return true
} else if sum < 0 {
start += 1
} else {
end -= 1
}
}
}
return false
}
print(triplesSumToZero(l: [1, 3, 5, 0])) // false
print(triplesSumToZero(l: [1, 3, -2, 1])) // true
print(triplesSumToZero(l: [1, 2, 3, 7])) // false
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7])) // true
print(triplesSumToZero(l: [1])) // false
```start += 1 // left side of mutating operator isn't mutable: 'start' is a 'let' constantend -= 1 // left side of mutating operator isn't mutable: 'end' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
l.sort()
for i in 0..<l.count-2 {
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
l.sort()
for i in 0..<l.count-2 {
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```l.sort() // cannot use mutating member on immutable value: 'l' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var sortedArray = l.sorted() // variable 'sortedArray' was never mutated; consider changing to 'let' constant // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
print(triplesSumToZero(l: [1, 3, 5, 0])) // false
print(triplesSumToZero(l: [1, 3, -2, 1])) // true
print(triplesSumToZero(l: [1, 2, 3, 7])) // false
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7])) // true
print(triplesSumToZero(l: [1])) // false
```var sortedArray = l.sorted() // variable 'sortedArray' was never mutated; consider changing to 'let' constant // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var sortedArray = l.sorted() // variable 'sortedArray' was never mutated; consider changing to 'let' constant // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var sorted = l.sorted()
for i in 0..<sorted.count-2 {
var left = i + 1
var right = sorted.count - 1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var sorted = l.sorted()
for i in 0..<sorted.count-2 {
var left = i + 1
var right = sorted.count - 1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var sorted = l.sorted() // variable 'sorted' was never mutated; consider changing to 'let' constant // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var sorted = l.sorted()
for i in 0..<sorted.count-2 {
var left = i + 1
var right = sorted.count - 1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var sorted = l.sorted()
for i in 0..<sorted.count-2 {
var left = i + 1
var right = sorted.count - 1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var sorted = l.sorted() // variable 'sorted' was never mutated; consider changing to 'let' constant // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
print(triplesSumToZero(l: [1, 3, 5, 0])) // false
print(triplesSumToZero(l: [1, 3, -2, 1])) // true
print(triplesSumToZero(l: [1, 2, 3, 7])) // false
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7])) // true
print(triplesSumToZero(l: [1])) // false
```var sortedArray = l.sorted() // variable 'sortedArray' was never mutated; consider changing to 'let' constant // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var sorted = l.sorted()
for i in 0..<sorted.count-2 {
var left = i + 1
var right = sorted.count - 1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var sorted = l.sorted()
for i in 0..<sorted.count-2 {
var left = i + 1
var right = sorted.count - 1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var sorted = l.sorted() // variable 'sorted' was never mutated; consider changing to 'let' constant // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
// your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement this function
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement this function
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement this function
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement this function
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement this function
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement this function
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement this function
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement this function
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
set.insert(i)
}
for i in l {
for j in l {
if set.contains(-i-j) {
return true
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
set.insert(i)
}
for i in l {
for j in l {
if set.contains(-i-j) {
return true
}
}
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
set.insert(l[i])
set.insert(l[j])
set.insert(l[k])
}
}
}
}
return set.count == 3
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
set.insert(l[i])
set.insert(l[j])
set.insert(l[k])
}
}
}
}
return set.count == 3
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```var set = Set<Int>() // initialization of variable 'set' was never used; consider replacing with assignment to '_' or removing itfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: Implement this function
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Implement this function
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
set.insert(l[i])
set.insert(l[j])
set.insert(l[k])
}
}
}
}
return set.count == 3
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
set.insert(l[i])
set.insert(l[j])
set.insert(l[k])
}
}
}
}
return set.count == 3
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: Implement this function.
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Implement this function.
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
if set.contains(-i) {
return true
}
set.insert(i)
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
if set.contains(-i) {
return true
}
set.insert(i)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement this function
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement this function
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: your code here
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: Implement this function.
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Implement this function.
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
var sum = 0
for i in 0..<l.count {
for j in 0..<l.count {
if i!= j {
sum = l[i] + l[j]
if sum == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var sum = 0
for i in 0..<l.count {
for j in 0..<l.count {
if i!= j {
sum = l[i] + l[j]
if sum == 0 {
return true
}
}
}
}
return false
}
```if i!= j { // cannot force unwrap value of non-optional type 'Int'if i!= j { // '=' must have consistent whitespace on both sidesif i!= j { // use of '=' in a boolean context, did you mean '=='?func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
var sum = 0
for i in 0..<l.count {
for j in 0..<l.count {
for k in 0..<l.count {
if i!= j && i!= k && j!= k {
sum = l[i] + l[j] + l[k]
if sum == 0 {
return true
}
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var sum = 0
for i in 0..<l.count {
for j in 0..<l.count {
for k in 0..<l.count {
if i!= j && i!= k && j!= k {
sum = l[i] + l[j] + l[k]
if sum == 0 {
return true
}
}
}
}
}
return false
}
```if i!= j && i!= k && j!= k { // '=' must have consistent whitespace on both sidesif i!= j && i!= k && j!= k { // '=' must have consistent whitespace on both sidesif i!= j && i!= k && j!= k { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif i!= j && i!= k && j!= k { // use of '=' in a boolean context, did you mean '=='?if i!= j && i!= k && j!= k { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif i!= j && i!= k && j!= k { // cannot force unwrap value of non-optional type 'Int'if i!= j && i!= k && j!= k { // cannot force unwrap value of non-optional type 'Int'if i!= j && i!= k && j!= k { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif i!= j && i!= k && j!= k { // cannot force unwrap value of non-optional type 'Int'if i!= j && i!= k && j!= k { // cannot assign value of type '()' to type 'Int'if i!= j && i!= k && j!= k { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif i!= j && i!= k && j!= k { // '=' must have consistent whitespace on both sidesfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: implement me!
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
var sum = 0
for i in l {
sum += i
}
if sum < 0 {
return false
}
for i in l {
for j in l {
if i == j {
continue
}
if i + j == -sum {
return true
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var sum = 0
for i in l {
sum += i
}
if sum < 0 {
return false
}
for i in l {
for j in l {
if i == j {
continue
}
if i + j == -sum {
return true
}
}
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false<|im_end|>
<|im_start|>assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var numSet = Set<Int>()
for num in l {
let target = -num
if numSet.contains(target) {
return true
}
numSet.insert(num)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
func main() {
assert(triplesSumToZero(l: [1, 3, 5, 0]) == false)
assert(triplesSumToZero(l: [1, 3, -2, 1]) == true)
assert(triplesSumToZero(l: [1, 2, 3, 7]) == false)
assert(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true)
assert(triplesSumToZero(l: [1]) == false)
print("All tests passed!")
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
// main function to test triplesSumToZero function
func main() {
assert(triplesSumToZero(l: [1, 3, 5, 0]) == false)
assert(triplesSumToZero(l: [1, 3, -2, 1]) == true)
assert(triplesSumToZero(l: [1, 2, 3, 7]) == false)
assert(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true)
assert(triplesSumToZero(l: [1]) == false)
print("All tests passed!")
}
main()
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
func main() {
assert(triplesSumToZero(l: [1, 3, 5, 0]) == false)
assert(triplesSumToZero(l: [1, 3, -2, 1]) == true)
assert(triplesSumToZero(l: [1, 2, 3, 7]) == false)
assert(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true)
assert(triplesSumToZero(l: [1]) == false)
print("All tests passed!")
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
// main function to test triplesSumToZero
func main() {
assert(triplesSumToZero(l: [1, 3, 5, 0]) == false)
assert(triplesSumToZero(l: [1, 3, -2, 1]) == true)
assert(triplesSumToZero(l: [1, 2, 3, 7]) == false)
assert(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true)
assert(triplesSumToZero(l: [1]) == false)
print("All tests passed!")
}
main()
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
// Example usage:
print(triplesSumToZero(l: [1, 3, 5, 0])) // Output: false
print(triplesSumToZero(l: [1, 3, -2, 1])) // Output: true
print(triplesSumToZero(l: [1, 2, 3, 7])) // Output: false
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7])) // Output: true
print(triplesSumToZero(l: [1])) // Output: false
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
// Example usage:
print(triplesSumToZero(l: [1, 3, 5, 0])) // Output: false
print(triplesSumToZero(l: [1, 3, -2, 1])) // Output: true
print(triplesSumToZero(l: [1, 2, 3, 7])) // Output: false
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7])) // Output: true
print(triplesSumToZero(l: [1])) // Output: false
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
func main() {
assert(triplesSumToZero(l: [1, 3, 5, 0]) == false)
assert(triplesSumToZero(l: [1, 3, -2, 1]) == true)
assert(triplesSumToZero(l: [1, 2, 3, 7]) == false)
assert(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true)
assert(triplesSumToZero(l: [1]) == false)
print("All tests passed!")
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
// main function to test triplesSumToZero function
func main() {
assert(triplesSumToZero(l: [1, 3, 5, 0]) == false)
assert(triplesSumToZero(l: [1, 3, -2, 1]) == true)
assert(triplesSumToZero(l: [1, 2, 3, 7]) == false)
assert(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true)
assert(triplesSumToZero(l: [1]) == false)
print("All tests passed!")
}
main()
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}system
You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let sortedList = l.sorted()
for i in 0..<sortedList.count - 2 {
var left = i + 1
var right = sortedList.count - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}system
You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedList = l.sorted()
for i in 0..<sortedList.count - 2 {
var left = i + 1
var right = sortedList.count - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}system
You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}system
You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}system
You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}system
You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}system
You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}system
You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}system
You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let sortedList = l.sorted()
for i in 0..<sortedList.count - 2 {
var left = i + 1
var right = sortedList.count - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}system
You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedList = l.sorted()
for i in 0..<sortedList.count - 2 {
var left = i + 1
var right = sortedList.count - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var sortedArray = l.sorted() // variable 'sortedArray' was never mutated; consider changing to 'let' constant // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..< l.count {
for j in (i + 1)..< l.count {
for k in (j + 1)..< l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..< l.count {
for j in (i + 1)..< l.count {
for k in (j + 1)..< l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```for i in 0..< l.count { // expected '{' to start the body of for-each loopfor i in 0..< l.count { // '..<' is not a postfix unary operatorfor j in (i + 1)..< l.count { // expected '{' to start the body of for-each loopfor j in (i + 1)..< l.count { // '..<' is not a postfix unary operatorfor k in (j + 1)..< l.count { // '..<' is not a postfix unary operatorfor k in (j + 1)..< l.count { // expected '{' to start the body of for-each loopfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..< l.count {
for j in (i+1)..< l.count {
for k in (j+1)..< l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..< l.count {
for j in (i+1)..< l.count {
for k in (j+1)..< l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```for i in 0..< l.count { // expected '{' to start the body of for-each loopfor i in 0..< l.count { // '..<' is not a postfix unary operatorfor j in (i+1)..< l.count { // '..<' is not a postfix unary operatorfor j in (i+1)..< l.count { // expected '{' to start the body of for-each loopfor k in (j+1)..< l.count { // expected '{' to start the body of for-each loopfor k in (j+1)..< l.count { // '..<' is not a postfix unary operatorfunc triplesSumToZero(l: [Int]) -> Bool {
for (i, a) in l.enumerated() {
for (j, b) in l.enumerated() {
for (k, c) in l.enumerated() {
if i!= j && j!= k && k!= i && a + b + c == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for (i, a) in l.enumerated() {
for (j, b) in l.enumerated() {
for (k, c) in l.enumerated() {
if i!= j && j!= k && k!= i && a + b + c == 0 {
return true
}
}
}
}
return false
}
```if i!= j && j!= k && k!= i && a + b + c == 0 { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif i!= j && j!= k && k!= i && a + b + c == 0 { // '=' must have consistent whitespace on both sidesif i!= j && j!= k && k!= i && a + b + c == 0 { // cannot assign value of type '()' to type 'Int'if i!= j && j!= k && k!= i && a + b + c == 0 { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif i!= j && j!= k && k!= i && a + b + c == 0 { // cannot force unwrap value of non-optional type 'Int'if i!= j && j!= k && k!= i && a + b + c == 0 { // cannot force unwrap value of non-optional type 'Int'if i!= j && j!= k && k!= i && a + b + c == 0 { // use of '=' in a boolean context, did you mean '=='?if i!= j && j!= k && k!= i && a + b + c == 0 { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif i!= j && j!= k && k!= i && a + b + c == 0 { // '=' must have consistent whitespace on both sidesif i!= j && j!= k && k!= i && a + b + c == 0 { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif i!= j && j!= k && k!= i && a + b + c == 0 { // '=' must have consistent whitespace on both sidesif i!= j && j!= k && k!= i && a + b + c == 0 { // cannot force unwrap value of non-optional type 'Int'if i!= j && j!= k && k!= i && a + b + c == 0 { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadfunc triplesSumToZero(l: [Int]) -> Bool {
for (i, a) in l.enumerated() {
for (j, b) in l.enumerated() {
for (k, c) in l.enumerated() {
if a + b + c == 0 && i!= j && j!= k && k!= i {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for (i, a) in l.enumerated() {
for (j, b) in l.enumerated() {
for (k, c) in l.enumerated() {
if a + b + c == 0 && i!= j && j!= k && k!= i {
return true
}
}
}
}
return false
}
```if a + b + c == 0 && i!= j && j!= k && k!= i { // '=' must have consistent whitespace on both sidesif a + b + c == 0 && i!= j && j!= k && k!= i { // cannot force unwrap value of non-optional type 'Int'if a + b + c == 0 && i!= j && j!= k && k!= i { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif a + b + c == 0 && i!= j && j!= k && k!= i { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif a + b + c == 0 && i!= j && j!= k && k!= i { // cannot force unwrap value of non-optional type 'Int'if a + b + c == 0 && i!= j && j!= k && k!= i { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif a + b + c == 0 && i!= j && j!= k && k!= i { // use of '=' in a boolean context, did you mean '=='?if a + b + c == 0 && i!= j && j!= k && k!= i { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif a + b + c == 0 && i!= j && j!= k && k!= i { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif a + b + c == 0 && i!= j && j!= k && k!= i { // '=' must have consistent whitespace on both sidesif a + b + c == 0 && i!= j && j!= k && k!= i { // cannot force unwrap value of non-optional type 'Int'if a + b + c == 0 && i!= j && j!= k && k!= i { // '=' must have consistent whitespace on both sidesfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..< l.count {
for j in (i + 1)..< l.count {
for k in (j + 1)..< l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..< l.count {
for j in (i + 1)..< l.count {
for k in (j + 1)..< l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```for i in 0..< l.count { // expected '{' to start the body of for-each loopfor i in 0..< l.count { // '..<' is not a postfix unary operatorfor j in (i + 1)..< l.count { // expected '{' to start the body of for-each loopfor j in (i + 1)..< l.count { // '..<' is not a postfix unary operatorfor k in (j + 1)..< l.count { // '..<' is not a postfix unary operatorfor k in (j + 1)..< l.count { // expected '{' to start the body of for-each loopfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..< l.count {
for j in (i+1)..< l.count {
for k in (j+1)..< l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..< l.count {
for j in (i+1)..< l.count {
for k in (j+1)..< l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```for i in 0..< l.count { // expected '{' to start the body of for-each loopfor i in 0..< l.count { // '..<' is not a postfix unary operatorfor j in (i+1)..< l.count { // '..<' is not a postfix unary operatorfor j in (i+1)..< l.count { // expected '{' to start the body of for-each loopfor k in (j+1)..< l.count { // expected '{' to start the body of for-each loopfor k in (j+1)..< l.count { // '..<' is not a postfix unary operatorfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..< l.count {
for j in (i + 1)..< l.count {
for k in (j + 1)..< l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..< l.count {
for j in (i + 1)..< l.count {
for k in (j + 1)..< l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```for i in 0..< l.count { // expected '{' to start the body of for-each loopfor i in 0..< l.count { // '..<' is not a postfix unary operatorfor j in (i + 1)..< l.count { // expected '{' to start the body of for-each loopfor j in (i + 1)..< l.count { // '..<' is not a postfix unary operatorfor k in (j + 1)..< l.count { // '..<' is not a postfix unary operatorfor k in (j + 1)..< l.count { // expected '{' to start the body of for-each loopfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for (i, num) in sorted.enumerated() {
if i > 0 && num == sorted[i - 1] { continue }
let left = i + 1
let right = sorted.count - 1
while left < right {
let sum = num + sorted[left] + sorted[right]
if sum == 0 { return true }
if sum < 0 { left += 1 }
else { right -= 1 }
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for (i, num) in sorted.enumerated() {
if i > 0 && num == sorted[i - 1] { continue }
let left = i + 1
let right = sorted.count - 1
while left < right {
let sum = num + sorted[left] + sorted[right]
if sum == 0 { return true }
if sum < 0 { left += 1 }
else { right -= 1 }
}
}
return false
}
```if sum < 0 { left += 1 } // left side of mutating operator isn't mutable: 'left' is a 'let' constantelse { right -= 1 } // left side of mutating operator isn't mutable: 'right' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
if i == 0 || sorted[i]!= sorted[i-1] {
let left = i+1
let right = sorted.count-1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
if i == 0 || sorted[i]!= sorted[i-1] {
let left = i+1
let right = sorted.count-1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
}
return false
}
```if i == 0 || sorted[i]!= sorted[i-1] { // expression is not assignable: '||' returns immutable valueif i == 0 || sorted[i]!= sorted[i-1] { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif i == 0 || sorted[i]!= sorted[i-1] { // use of '=' in a boolean context, did you mean '=='?if i == 0 || sorted[i]!= sorted[i-1] { // cannot force unwrap value of non-optional type 'Int'if i == 0 || sorted[i]!= sorted[i-1] { // '=' must have consistent whitespace on both sidesleft += 1 // left side of mutating operator isn't mutable: 'left' is a 'let' constantright -= 1 // left side of mutating operator isn't mutable: 'right' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
if i == 0 || sorted[i]!= sorted[i-1] {
let left = i+1
let right = sorted.count-1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
if i == 0 || sorted[i]!= sorted[i-1] {
let left = i+1
let right = sorted.count-1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
}
return false
}
```if i == 0 || sorted[i]!= sorted[i-1] { // expression is not assignable: '||' returns immutable valueif i == 0 || sorted[i]!= sorted[i-1] { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif i == 0 || sorted[i]!= sorted[i-1] { // use of '=' in a boolean context, did you mean '=='?if i == 0 || sorted[i]!= sorted[i-1] { // cannot force unwrap value of non-optional type 'Int'if i == 0 || sorted[i]!= sorted[i-1] { // '=' must have consistent whitespace on both sidesleft += 1 // left side of mutating operator isn't mutable: 'left' is a 'let' constantright -= 1 // left side of mutating operator isn't mutable: 'right' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
if i == 0 || sorted[i]!= sorted[i-1] {
let left = i+1
let right = sorted.count-1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
if i == 0 || sorted[i]!= sorted[i-1] {
let left = i+1
let right = sorted.count-1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
}
return false
}
```if i == 0 || sorted[i]!= sorted[i-1] { // expression is not assignable: '||' returns immutable valueif i == 0 || sorted[i]!= sorted[i-1] { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif i == 0 || sorted[i]!= sorted[i-1] { // use of '=' in a boolean context, did you mean '=='?if i == 0 || sorted[i]!= sorted[i-1] { // cannot force unwrap value of non-optional type 'Int'if i == 0 || sorted[i]!= sorted[i-1] { // '=' must have consistent whitespace on both sidesleft += 1 // left side of mutating operator isn't mutable: 'left' is a 'let' constantright -= 1 // left side of mutating operator isn't mutable: 'right' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in (i+1)..<l.count-1 {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in (i+1)..<l.count-1 {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
if i == 0 || sorted[i]!= sorted[i-1] {
let left = i+1
let right = sorted.count-1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
if i == 0 || sorted[i]!= sorted[i-1] {
let left = i+1
let right = sorted.count-1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
}
return false
}
```if i == 0 || sorted[i]!= sorted[i-1] { // expression is not assignable: '||' returns immutable valueif i == 0 || sorted[i]!= sorted[i-1] { // type 'Int' cannot be used as a boolean; test for '!= 0' insteadif i == 0 || sorted[i]!= sorted[i-1] { // use of '=' in a boolean context, did you mean '=='?if i == 0 || sorted[i]!= sorted[i-1] { // cannot force unwrap value of non-optional type 'Int'if i == 0 || sorted[i]!= sorted[i-1] { // '=' must have consistent whitespace on both sidesleft += 1 // left side of mutating operator isn't mutable: 'left' is a 'let' constantright -= 1 // left side of mutating operator isn't mutable: 'right' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
var left = 0
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
var left = 0
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
let left = i+1
let right = sortedArray.count-1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
let left = i+1
let right = sortedArray.count-1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```left += 1 // left side of mutating operator isn't mutable: 'left' is a 'let' constantright -= 1 // left side of mutating operator isn't mutable: 'right' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
var set = Set(l)
for i in 0..<l.count {
for j in (i + 1)..<l.count {
if set.contains(-(l[i] + l[j])) {
return true
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set(l)
for i in 0..<l.count {
for j in (i + 1)..<l.count {
if set.contains(-(l[i] + l[j])) {
return true
}
}
}
return false
}
```var set = Set(l) // variable 'set' was never mutated; consider changing to 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in (i+1)..<l.count-1 {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}Question:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
Answer:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count-2 {
for j in (i+1)..<l.count-1 {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var sortedList = l.sorted()
for i in 0..<sortedList.count - 2 {
var start = i + 1
var end = sortedList.count - 1
while start < end {
let sum = sortedList[i] + sortedList[start] + sortedList[end]
if sum == 0 {
return true
} else if sum < 0 {
start += 1
} else {
end -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var sortedList = l.sorted()
for i in 0..<sortedList.count - 2 {
var start = i + 1
var end = sortedList.count - 1
while start < end {
let sum = sortedList[i] + sortedList[start] + sortedList[end]
if sum == 0 {
return true
} else if sum < 0 {
start += 1
} else {
end -= 1
}
}
}
return false
}
```var sortedList = l.sorted() // variable 'sortedList' was never mutated; consider changing to 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
var arr = l
arr.sort()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while (left < right) {
if (arr[i] + arr[left] + arr[right] == 0) {
return true
} else if (arr[i] + arr[left] + arr[right] < 0) {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
var arr = l
arr.sort()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while (left < right) {
if (arr[i] + arr[left] + arr[right] == 0) {
return true
} else if (arr[i] + arr[left] + arr[right] < 0) {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
var arr = l
arr.sort()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = arr[i] + arr[left] + arr[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
var arr = l
arr.sort()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = arr[i] + arr[left] + arr[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var sortedList = l.sorted()
for i in 0..<sortedList.count - 2 {
var left = i + 1
var right = sortedList.count - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var sortedList = l.sorted()
for i in 0..<sortedList.count - 2 {
var left = i + 1
var right = sortedList.count - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var sortedList = l.sorted() // variable 'sortedList' was never mutated; consider changing to 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
for i in 0..<l.count - 2 {
for j in i + 1..<l.count - 1 {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
var arr = l
arr.sort()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while (left < right) {
if (arr[i] + arr[left] + arr[right] == 0) {
return true
} else if (arr[i] + arr[left] + arr[right] < 0) {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
var arr = l
arr.sort()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while (left < right) {
if (arr[i] + arr[left] + arr[right] == 0) {
return true
} else if (arr[i] + arr[left] + arr[right] < 0) {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var sortedList = l.sorted()
for i in 0..<sortedList.count - 2 {
var left = i + 1
var right = sortedList.count - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var sortedList = l.sorted()
for i in 0..<sortedList.count - 2 {
var left = i + 1
var right = sortedList.count - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var sortedList = l.sorted() // variable 'sortedList' was never mutated; consider changing to 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var sortedList = l.sorted()
for i in 0..<sortedList.count - 2 {
var left = i + 1
var right = sortedList.count - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var sortedList = l.sorted()
for i in 0..<sortedList.count - 2 {
var left = i + 1
var right = sortedList.count - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var sortedList = l.sorted() // variable 'sortedList' was never mutated; consider changing to 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
var arr = l
arr.sort()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
if arr[i] + arr[left] + arr[right] == 0 {
return true
} else if arr[i] + arr[left] + arr[right] < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
var arr = l
arr.sort()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
if arr[i] + arr[left] + arr[right] == 0 {
return true
} else if arr[i] + arr[left] + arr[right] < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var sortedList = l.sorted()
for i in 0..<sortedList.count - 2 {
var left = i + 1
var right = sortedList.count - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}You are an AI programming assistant, utilizing the Deepseek Coder model, developed by Deepseek Company, and you only answer questions related to computer science. For politically sensitive questions, security and privacy issues, and other non-computer science questions, you will refuse to answer
### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
guard l.count >= 3 else { return false }
var sortedList = l.sorted()
for i in 0..<sortedList.count - 2 {
var left = i + 1
var right = sortedList.count - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var sortedList = l.sorted() // variable 'sortedList' was never mutated; consider changing to 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if i > 0 && sortedArray[i] == sortedArray[i - 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false[/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if i > 0 && sortedArray[i] == sortedArray[i - 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if i > 0 && sortedArray[i] == sortedArray[i - 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false[/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if i > 0 && sortedArray[i] == sortedArray[i - 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if i > 0 && sortedArray[i] == sortedArray[i - 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false[/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if i > 0 && sortedArray[i] == sortedArray[i - 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if i > 0 && sortedArray[i] == sortedArray[i - 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false[/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if i > 0 && sortedArray[i] == sortedArray[i - 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
if i > 0 && sortedArray[i] == sortedArray[i-1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false[/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
if i > 0 && sortedArray[i] == sortedArray[i-1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
if i > 0 && sortedArray[i] == sortedArray[i-1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false[/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
if i > 0 && sortedArray[i] == sortedArray[i-1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
if i > 0 && sortedArray[i] == sortedArray[i-1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false[/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
if i > 0 && sortedArray[i] == sortedArray[i-1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
if i > 0 && sortedArray[i] == sortedArray[i-1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false[/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
if i > 0 && sortedArray[i] == sortedArray[i-1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if i > 0 && sortedArray[i] == sortedArray[i - 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false[/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if i > 0 && sortedArray[i] == sortedArray[i - 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
if i > 0 && sortedArray[i] == sortedArray[i-1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}[INST] Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false[/INST] ```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
if i > 0 && sortedArray[i] == sortedArray[i-1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}system
You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let sortedList = l.sorted()
for i in 0..<sortedList.count {
var left = i + 1
var right = sortedList.count - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}system
You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedList = l.sorted()
for i in 0..<sortedList.count {
var left = i + 1
var right = sortedList.count - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}system
You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let sortedList = l.sorted()
for i in 0..<sortedList.count - 2 {
var left = i + 1
var right = sortedList.count - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}system
You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedList = l.sorted()
for i in 0..<sortedList.count - 2 {
var left = i + 1
var right = sortedList.count - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedList = l.sorted()
for i in 0..<sortedList.count {
var left = i + 1
var right = sortedList.count - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}system
You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedList = l.sorted()
for i in 0..<sortedList.count {
var left = i + 1
var right = sortedList.count - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n {
for j in i+1..<n {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}system
You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n {
for j in i+1..<n {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let sortedList = l.sorted()
for i in 0..<sortedList.count - 2 {
var left = i + 1
var right = sortedList.count - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}system
You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedList = l.sorted()
for i in 0..<sortedList.count - 2 {
var left = i + 1
var right = sortedList.count - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n {
for j in i+1..<n {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}system
You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n {
for j in i+1..<n {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}system
You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}system
You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
var sum = 0
for i in 0..<l.count {
sum += l[i]
}
if sum == 0 {
return true
} else {
return false
}
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var sum = 0
for i in 0..<l.count {
sum += l[i]
}
if sum == 0 {
return true
} else {
return false
}
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var hashSet = Set<Int>()
for i in l {
if hashSet.contains(-i) {
return true
}
for j in hashSet {
if hashSet.contains(-i - j) {
return true
}
}
hashSet.insert(i)
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var hashSet = Set<Int>()
for i in l {
if hashSet.contains(-i) {
return true
}
for j in hashSet {
if hashSet.contains(-i - j) {
return true
}
}
hashSet.insert(i)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l {
for j in l {
if seen.contains(-i - j) {
return true
}
}
seen.insert(i)
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l {
for j in l {
if seen.contains(-i - j) {
return true
}
}
seen.insert(i)
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}Here is the Swift function:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
// Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
let sortedL = l.sorted()
for i in 0..<sortedL.count - 2 {
var left = i + 1
var right = sortedL.count - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}Here is the Swift code for the function triplesSumToZero:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
let sortedL = l.sorted()
for i in 0..<sortedL.count - 2 {
var left = i + 1
var right = sortedL.count - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}Here is the Swift function:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
// Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}Here is the Swift code for the function `triplesSumToZero`:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
// Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
var left = i + 1
var right = sorted.count - 1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}Here is the Swift function that solves the problem:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
var left = i + 1
var right = sorted.count - 1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
let sortedL = l.sorted()
for i in 0..<sortedL.count-2 {
if i > 0 && sortedL[i] == sortedL[i-1] {
continue
}
var left = i + 1
var right = sortedL.count - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}Here is the Swift code for the function triplesSumToZero:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
let sortedL = l.sorted()
for i in 0..<sortedL.count-2 {
if i > 0 && sortedL[i] == sortedL[i-1] {
continue
}
var left = i + 1
var right = sortedL.count - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}Here is the Swift code for the function `triplesSumToZero`:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
// Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}Here is the Swift code for the function triplesSumToZero:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}Here is the Swift code for the function triplesSumToZero:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}Here is the Swift code for the function triplesSumToZero:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
for i in 0..<n-2 {
for j in i+1..<n-1 {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
for i in 0..<n-2 {
for j in i+1..<n-1 {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
for i in 0..<n-2 {
for j in i+1..<n-1 {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
for i in 0..<n-2 {
for j in i+1..<n-1 {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
for i in 0..<n-2 {
for j in i+1..<n-1 {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
for i in 0..<n-2 {
for j in i+1..<n-1 {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
for i in 0..<n-2 {
for j in i+1..<n-1 {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
for i in 0..<n-2 {
for j in i+1..<n-1 {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
for i in 0..<n-2 {
for j in i+1..<n-1 {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
for i in 0..<n-2 {
for j in i+1..<n-1 {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
for i in 0..<n-2 {
for j in i+1..<n-1 {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
for i in 0..<n-2 {
for j in i+1..<n-1 {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
for i in 0..<n-2 {
for j in i+1..<n-1 {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
for i in 0..<n-2 {
for j in i+1..<n-1 {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
for i in 0..<n-2 {
for j in i+1..<n-1 {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
for i in 0..<n-2 {
for j in i+1..<n-1 {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
for i in 0..<n-2 {
for j in i+1..<n-1 {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
for i in 0..<n-2 {
for j in i+1..<n-1 {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
let sorted = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
let sorted = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
// Sort the array to use the two-pointer technique
let sortedL = l.sorted()
for i in 0..<n-2 {
// Avoid duplicates
if i > 0 && sortedL[i] == sortedL[i-1] {
continue
}
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
// Sort the array to use the two-pointer technique
let sortedL = l.sorted()
for i in 0..<n-2 {
// Avoid duplicates
if i > 0 && sortedL[i] == sortedL[i-1] {
continue
}
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
let sortedL = l.sorted()
for i in 0..<n-2 {
if i > 0 && sortedL[i] == sortedL[i-1] {
continue
}
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
let sortedL = l.sorted()
for i in 0..<n-2 {
if i > 0 && sortedL[i] == sortedL[i-1] {
continue
}
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
let sortedL = l.sorted()
for i in 0..<n-2 {
if i > 0 && sortedL[i] == sortedL[i-1] {
continue
}
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
let sortedL = l.sorted()
for i in 0..<n-2 {
if i > 0 && sortedL[i] == sortedL[i-1] {
continue
}
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
// Sort the array to use two-pointer technique
let sortedL = l.sorted()
// Iterate through the array
for i in 0..<n-2 {
// Avoid duplicates
if i > 0 && sortedL[i] == sortedL[i-1] {
continue
}
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
// Sort the array to use two-pointer technique
let sortedL = l.sorted()
// Iterate through the array
for i in 0..<n-2 {
// Avoid duplicates
if i > 0 && sortedL[i] == sortedL[i-1] {
continue
}
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
let sortedL = l.sorted()
for i in 0..<n-2 {
if i > 0 && sortedL[i] == sortedL[i-1] {
continue
}
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
let sortedL = l.sorted()
for i in 0..<n-2 {
if i > 0 && sortedL[i] == sortedL[i-1] {
continue
}
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
let sortedL = l.sorted()
for i in 0..<n-2 {
if i > 0 && sortedL[i] == sortedL[i-1] {
continue
}
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
let sortedL = l.sorted()
for i in 0..<n-2 {
if i > 0 && sortedL[i] == sortedL[i-1] {
continue
}
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
let sortedL = l.sorted()
for i in 0..<n-2 {
if i > 0 && sortedL[i] == sortedL[i-1] {
continue
}
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
let sortedL = l.sorted()
for i in 0..<n-2 {
if i > 0 && sortedL[i] == sortedL[i-1] {
continue
}
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
let sortedL = l.sorted()
for i in 0..<(n - 2) {
if i > 0 && sortedL[i] == sortedL[i - 1] {
continue
}
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
let sortedL = l.sorted()
for i in 0..<(n - 2) {
if i > 0 && sortedL[i] == sortedL[i - 1] {
continue
}
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
let sortedL = l.sorted()
for i in 0..<(n - 2) {
if i > 0 && sortedL[i] == sortedL[i - 1] {
continue
}
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
let sortedL = l.sorted()
for i in 0..<(n - 2) {
if i > 0 && sortedL[i] == sortedL[i - 1] {
continue
}
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
let sortedL = l.sorted()
for i in 0..<(n - 2) {
if i > 0 && sortedL[i] == sortedL[i - 1] {
continue
}
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
let sortedL = l.sorted()
for i in 0..<(n - 2) {
if i > 0 && sortedL[i] == sortedL[i - 1] {
continue
}
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
guard n >= 3 else { return false }
let sortedArray = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
guard n >= 3 else { return false }
let sortedArray = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
guard n >= 3 else { return false }
let sortedArray = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
guard n >= 3 else { return false }
let sortedArray = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
guard n >= 3 else { return false }
let sortedArray = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
guard n >= 3 else { return false }
let sortedArray = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
guard n >= 3 else { return false }
let sortedArray = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
guard n >= 3 else { return false }
let sortedArray = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
guard n >= 3 else { return false }
let sortedArray = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
guard n >= 3 else { return false }
let sortedArray = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
guard n >= 3 else { return false }
let sortedArray = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
guard n >= 3 else { return false }
let sortedArray = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
guard n >= 3 else { return false }
let sortedArray = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
guard n >= 3 else { return false }
let sortedArray = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
guard n >= 3 else { return false }
let sortedArray = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
guard n >= 3 else { return false }
let sortedArray = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
guard n >= 3 else { return false }
let sortedArray = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
guard n >= 3 else { return false }
let sortedArray = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
guard n >= 3 else { return false }
let sortedArray = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
guard n >= 3 else { return false }
let sortedArray = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
for i in 0..<n-2 {
for j in i+1..<n-1 {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
for i in 0..<n-2 {
for j in i+1..<n-1 {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
let sortedList = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
let sortedList = l.sorted()
for i in 0..<n-2 {
var left = i + 1
var right = n - 1
while left < right {
let sum = sortedList[i] + sortedList[left] + sortedList[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
for i in 0..<n-2 {
for j in i+1..<n-1 {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
for i in 0..<n-2 {
for j in i+1..<n-1 {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in (i+1)..<l.count {
for k in (j+1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// Your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Implement this function
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Implement this function
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Implement this function
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Implement this function
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Implement this function
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Implement this function
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Implement this function
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Implement this function
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: Implement this function
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Implement this function
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: Implement this function
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Implement this function
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
set.insert(i)
}
for i in set {
for j in set {
if i + j == 0 {
return true
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
set.insert(i)
}
for i in set {
for j in set {
if i + j == 0 {
return true
}
}
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
if set.contains(i) {
return true
}
set.insert(-i)
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
if set.contains(i) {
return true
}
set.insert(-i)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var dict = [Int: Int]()
for i in l {
if dict[i] == nil {
dict[i] = 1
} else {
dict[i]! += 1
}
}
for (key, value) in dict {
if value >= 3 {
return true
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var dict = [Int: Int]()
for i in l {
if dict[i] == nil {
dict[i] = 1
} else {
dict[i]! += 1
}
}
for (key, value) in dict {
if value >= 3 {
return true
}
}
return false
}
```for (key, value) in dict { // immutable value 'key' was never used; consider replacing with '_' or removing it // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var dict = [Int: Int]()
for i in l {
if let count = dict[i] {
dict[i] = count + 1
} else {
dict[i] = 1
}
}
for (key, value) in dict {
if value >= 3 {
return true
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var dict = [Int: Int]()
for i in l {
if let count = dict[i] {
dict[i] = count + 1
} else {
dict[i] = 1
}
}
for (key, value) in dict {
if value >= 3 {
return true
}
}
return false
}
```for (key, value) in dict { // immutable value 'key' was never used; consider replacing with '_' or removing it // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
let target = -sorted[i]
var left = i + 1
var right = sorted.count - 1
while left < right {
let sum = sorted[left] + sorted[right]
if sum == target {
return true
} else if sum < target {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
let target = -sorted[i]
var left = i + 1
var right = sorted.count - 1
while left < right {
let sum = sorted[left] + sorted[right]
if sum == target {
return true
} else if sum < target {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
let a = sorted[i]
let b = sorted[i+1]
let c = sorted[i+2]
if a+b+c == 0 {
return true
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
let a = sorted[i]
let b = sorted[i+1]
let c = sorted[i+2]
if a+b+c == 0 {
return true
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var dict = [Int: Int]()
for i in l {
if dict[i] == nil {
dict[i] = 1
} else {
dict[i]! += 1
}
}
for (key, value) in dict {
if value >= 3 {
return true
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var dict = [Int: Int]()
for i in l {
if dict[i] == nil {
dict[i] = 1
} else {
dict[i]! += 1
}
}
for (key, value) in dict {
if value >= 3 {
return true
}
}
return false
}
```for (key, value) in dict { // immutable value 'key' was never used; consider replacing with '_' or removing it // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var dict = [Int: Int]()
for i in l {
if let count = dict[i] {
dict[i] = count + 1
} else {
dict[i] = 1
}
}
for (key, value) in dict {
if value >= 3 {
return true
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var dict = [Int: Int]()
for i in l {
if let count = dict[i] {
dict[i] = count + 1
} else {
dict[i] = 1
}
}
for (key, value) in dict {
if value >= 3 {
return true
}
}
return false
}
```for (key, value) in dict { // immutable value 'key' was never used; consider replacing with '_' or removing it // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
if set.contains(i) {
return true
}
set.insert(-i)
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
if set.contains(i) {
return true
}
set.insert(-i)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
return set.count > 1 && set.contains(where: { $0 != 0 && l.contains(where: { $0 == -$0 }) })
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
return set.count > 1 && set.contains(where: { $0 != 0 && l.contains(where: { $0 == -$0 }) })
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
let target = -sortedArray[i]
var left = i + 1
var right = sortedArray.count - 1
while left < right {
if sortedArray[left] + sortedArray[right] == target {
return true
} else if sortedArray[left] + sortedArray[right] < target {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count {
let target = -sortedArray[i]
var left = i + 1
var right = sortedArray.count - 1
while left < right {
if sortedArray[left] + sortedArray[right] == target {
return true
} else if sortedArray[left] + sortedArray[right] < target {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var sortedArray = l.sorted() // variable 'sortedArray' was never mutated; consider changing to 'let' constant // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var nums = l
nums.sort()
for i in 0..<nums.count - 2 {
if i > 0 && nums[i] == nums[i - 1] {
continue
}
var left = i + 1
var right = nums.count - 1
while left < right {
let sum = nums[i] + nums[left] + nums[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var nums = l
nums.sort()
for i in 0..<nums.count - 2 {
if i > 0 && nums[i] == nums[i - 1] {
continue
}
var left = i + 1
var right = nums.count - 1
while left < right {
let sum = nums[i] + nums[left] + nums[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var nums = l
nums.sort()
for i in 0..<nums.count - 2 {
if i > 0 && nums[i] == nums[i - 1] {
continue
}
let target = -nums[i]
var left = i + 1
var right = nums.count - 1
while left < right {
if nums[left] + nums[right] == target {
return true
} else if nums[left] + nums[right] < target {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var nums = l
nums.sort()
for i in 0..<nums.count - 2 {
if i > 0 && nums[i] == nums[i - 1] {
continue
}
let target = -nums[i]
var left = i + 1
var right = nums.count - 1
while left < right {
if nums[left] + nums[right] == target {
return true
} else if nums[left] + nums[right] < target {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var sortedArray = l.sorted() // variable 'sortedArray' was never mutated; consider changing to 'let' constant // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var sorted = l.sorted()
for i in 0..<sorted.count - 2 {
var left = i + 1
var right = sorted.count - 1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var sorted = l.sorted()
for i in 0..<sorted.count - 2 {
var left = i + 1
var right = sorted.count - 1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var sorted = l.sorted() // variable 'sorted' was never mutated; consider changing to 'let' constant // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var sortedArray = l.sorted() // variable 'sortedArray' was never mutated; consider changing to 'let' constant // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var nums = l
nums.sort()
for i in 0..<nums.count - 2 {
if i > 0 && nums[i] == nums[i - 1] {
continue
}
var left = i + 1
var right = nums.count - 1
while left < right {
let sum = nums[i] + nums[left] + nums[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var nums = l
nums.sort()
for i in 0..<nums.count - 2 {
if i > 0 && nums[i] == nums[i - 1] {
continue
}
var left = i + 1
var right = nums.count - 1
while left < right {
let sum = nums[i] + nums[left] + nums[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
var arr = l
arr.sort()
for i in 0..<n-2 {
if i > 0 && arr[i] == arr[i-1] {
continue
}
let target = -arr[i]
var left = i + 1
var right = n - 1
while left < right {
if arr[left] + arr[right] == target {
return true
} else if arr[left] + arr[right] < target {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
var arr = l
arr.sort()
for i in 0..<n-2 {
if i > 0 && arr[i] == arr[i-1] {
continue
}
let target = -arr[i]
var left = i + 1
var right = n - 1
while left < right {
if arr[left] + arr[right] == target {
return true
} else if arr[left] + arr[right] < target {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var sortedArray = l.sorted() // variable 'sortedArray' was never mutated; consider changing to 'let' constant // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```var sortedArray = l.sorted() // variable 'sortedArray' was never mutated; consider changing to 'let' constant // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
// write your code here
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
// write your code here
}
} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
}
```
###} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// write your code here
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
// write your code here
}
} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
return false
}
```
// XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// write your code here
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
// write your code here
}
} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// write your code here
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
// write your code here
}
} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
return false
}
```
// XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
return false
}
```
// XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
return false
}
```
// XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
return false
}
```
// XCTAssertTrue failed```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
forXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Sort the array in ascending order
lXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// sort the list in ascending order
letXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let sortedL = l.sorted()
XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Sort the array in ascending order
lXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// sort the list in ascending order
letXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// sort the array in ascending order
letXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// sort the array in ascending order
lXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// sort the list in ascending order
letXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// sort the list in ascending order
letXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
forXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
forXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var count = 0
var sum =XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
forXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
forXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var count = 0
var sum =XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var count = 0
var sum =XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
forXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var count = 0
var sum =XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
forXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopefunc triplesSumToZero(l: [Int]) -> Bool {
let set = Set<Int>(l)
for i in set {
for j in set {
for k in set {
if i != j && i != k && j != k && i + j + k == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set<Int>(l)
for i in set {
for j in set {
for k in set {
if i != j && i != k && j != k && i + j + k == 0 {
return true
}
}
}
}
return false
}
``` // XCTAssertTrue failed```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
var dp = Array(repeating: Array(repeating: Array(repeating: 0, count: 2), count: n), count: n)
for i in 0..<n {
for j in 0..<n {
if i == j {
dp[i][j][0] = 1
}
if i > j {
dp[i][j][0] = dp[i - 1][j][0XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopefunc triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```let set = Set(l) // initialization of immutable value 'set' was never used; consider replacing with assignment to '_' or removing it```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// 1. Sort the array
let sorted = l.sorted()
// 2. Iterate through the array
for i in 0..<sorted.count {
// 2.1 Find the two numbers that sum to zero
let target = 0 - sorted[i]
var left = i + 1
var right = sorted.count - 1
while left < right {
let sum = sorted[left] + sorted[right]
if sumXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scope```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
var dp = Array(repeating: Array(repeating: Array(repeating: 0, count: 2), count: n), count: n)
for i in 0..<n {
for j in 0..<n {
if i == j {
dp[i][j][0] = 1
}
if i > j {
dp[i][j][0] = dp[i - 1][j][0XCTAssertTrue(triplesSumToZero(l: [1, 3, 5, 0]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, -2, 1]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 3, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 2, 5, 7]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [1, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopeXCTAssertTrue(triplesSumToZero(l: [100, 3, 5, -100]) == false) // cannot find 'triplesSumToZero' in scopefunc triplesSumToZero(l: [Int]) -> Bool {
var dic = [Int: Int]()
for i in l {
if dic[i] != nil {
return true
}
dic[i * -1] = i
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var dic = [Int: Int]()
for i in l {
if dic[i] != nil {
return true
}
dic[i * -1] = i
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
var dp = [Bool](repeating: false, count: n)
for i in 0..<n {
for j in 0..<i {
if l[i] + l[j] == 0 && i != j {
dp[i] = true
break
}
}
}
return dp.contains(true)
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
if n < 3 {
return false
}
var dp = [Bool](repeating: false, count: n)
for i in 0..<n {
for j in 0..<i {
if l[i] + l[j] == 0 && i != j {
dp[i] = true
break
}
}
}
return dp.contains(true)
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
let set = Set<Int>(l)
for i in set {
for j in set {
let k = 0 - (i + j)
if set.contains(k) {
return true
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set<Int>(l)
for i in set {
for j in set {
let k = 0 - (i + j)
if set.contains(k) {
return true
}
}
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
for j in i + 1..<l.count {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
for j in i + 1..<l.count {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
### 解法二：排序 + 双指针
```swiftlet set = Set(l) // initialization of immutable value 'set' was never used; consider replacing with assignment to '_' or removing itfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n {
for j in i+1..<n {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n {
for j in i+1..<n {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
### 解法二：排序 + 双指针
```swift
// triples_sum_to_func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
`````````swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
`````````swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
let complement = -(l[i] + l[j])
if set.contains(complement) {
return true
}
set.insert(l[j])
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
let complement = -(l[i] + l[j])
if set.contains(complement) {
return true
}
set.insert(l[j])
}
}
return false
}
`````````swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
let complement = -(l[i] + l[j])
if set.contains(complement) {
return true
}
set.insert(l[j])
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
l.sort()
for i in 0..<l.count-2 {
if i > 0 && l[i] == l[i-1] {
continue
}
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
l.sort()
for i in 0..<l.count-2 {
if i > 0 && l[i] == l[i-1] {
continue
}
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``````
```python
def triples_sum_to_zero(l):
if len(l) < 3:
return False
l.sort()
for i in range(len(l) - 2):
if i > 0 and l[i] == l[i-1]:
continue
left = i + 1
right = len(l) - 1
while left < right:
sum = l[i] + l[left] + l[right]
if sum == 0:
return True
elif sum < 0:
left += 1
else:
right -= 1
return False
```l.sort() // cannot use mutating member on immutable value: 'l' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
let complement = -(l[i] + l[j])
if set.contains(complement) {
return true
}
set.insert(l[j])
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
let complement = -(l[i] + l[j])
if set.contains(complement) {
return true
}
set.insert(l[j])
}
}
return false
}
`````````swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
let complement = -(l[i] + l[j])
if set.contains(complement) {
return true
}
set.insert(l[j])
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
let complement = -(l[i] + l[j])
if set.contains(complement) {
return true
}
set.insert(l[j])
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
let complement = -(l[i] + l[j])
if set.contains(complement) {
return true
}
set.insert(l[j])
}
}
return false
}
`````````swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
let complement = -(l[i] + l[j])
if set.contains(complement) {
return true
}
set.insert(l[j])
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
`````````swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
``````
```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
let complement = -(l[i] + l[j])
if set.contains(complement) {
return true
}
set.insert(l[j])
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
let complement = -(l[i] + l[j])
if set.contains(complement) {
return true
}
set.insert(l[j])
}
}
return false
}
`````````swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
let complement = -(l[i] + l[j])
if set.contains(complement) {
return true
}
set.insert(l[j])
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
// sort the array
var arr = l.sorted()
// iterate through the array
for i in 0..<arr.count {
// initialize two pointers, one at the next index and one at the end of the array
var left = i + 1
var right = arr.count - 1
// while the left pointer is less than the right pointer
while left < right {
// calculate the sum of the current three elements
let sum = arr[i] + arr[left] + arr[right]
// if the sum is equal to zero, return true
if sum == 0 {
return true
}
// if the sum is less than zero, move the left pointer to the right
else if sum < 0 {
left += 1
}
// if the sum is greater than zero, move the right pointer to the left
else {
right -= 1
}
}
}
// if no three elements sum to zero, return false
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// sort the array
var arr = l.sorted()
// iterate through the array
for i in 0..<arr.count {
// initialize two pointers, one at the next index and one at the end of the array
var left = i + 1
var right = arr.count - 1
// while the left pointer is less than the right pointer
while left < right {
// calculate the sum of the current three elements
let sum = arr[i] + arr[left] + arr[right]
// if the sum is equal to zero, return true
if sum == 0 {
return true
}
// if the sum is less than zero, move the left pointer to the right
else if sum < 0 {
left += 1
}
// if the sum is greater than zero, move the right pointer to the left
else {
right -= 1
}
}
}
// if no three elements sum to zero, return false
return false
}
``````
```python
def triples_sum_to_zero(l):
# sort the array
arr = sorted(l)
# iterate through the array
for i in range(len(arr)):
# initialize two pointers, one at the next index and one at the end of the array
left = i + 1
right = len(arr) - 1
# while the left pointer is less than the right pointer
while left < right:
# calculate the sum of the current three elements
sum = arr[i] + arr[left] + arr[right]
# if the sum is equal to zero, return True
if sum == 0:
return True
# if the sum is less than zero, move the left pointer to the right
elif sum < 0:
left += 1
# if the sum is greater than zero, move the right pointer to the left
else:
right -= 1
# if no three elements sum to zero, return False
return False
```var arr = l.sorted() // variable 'arr' was never mutated; consider changing to 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
let set = Set<Int>(l)
for i in set {
let complement = -i
if set.contains(complement) {
return true
}
}
return false
}
func triplesSumToZero(l: [Int]) -> Bool {
var map = [Int: Int]()
for i in l {
if map[i] == nil {
map[i] = 1
} else {
map[i]! += 1
}
}
for i in l {
let complement = -i
if map[complement] != nil {
if map[complement]! == 1 {
map[complement] = nil
} else {
map[complement]! -= 1
}
if map[complement] == nil {
return true
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set<Int>(l)
for i in set {
let complement = -i
if set.contains(complement) {
return true
}
}
return false
}
```
### 解法二
```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var map = [Int: Int]()
for i in l {
if map[i] == nil {
map[i] = 1
} else {
map[i]! += 1
}
}
for i in l {
let complement = -i
if map[complement] != nil {
if map[complement]! == 1 {
map[complement] = nil
} else {
map[complement]! -= 1
}
if map[complement] == nil {
return true
}
}
}
return false
}
```
### 解法三
```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var map = [Int: Int]()
for i in l {
if map[i] == nil {
map[i] = 1
} else {
map[i]! += 1
}
}
for i in l {
let complement = -i
if map[complement] != nil {
if map[complement]! == 1 {
map[complement] = nil
} else {
map[complement]! -= 1
}
if map[complement] == nil {
return true
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool { // invalid redeclaration of 'triplesSumToZero(l:)'func triplesSumToZero(l: [Int]) -> Bool {
var dict = [Int: Int]()
for i in 0..<l.count {
if dict[l[i]] != nil {
return true
}
dict[0 - l[i]] = i
}
return false
}
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
var i = 0
var j = sorted.count - 1
while i < j {
let sum = sorted[i] + sorted[j]
if sum == 0 {
return true
} else if sum > 0 {
j -= 1
} else {
i += 1
}
}
return false
}
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count {
let target = 0 - sorted[i]
var left = i + 1
var right = sorted.count - 1
while left < right {
let mid = left + (right - left) / 2
if sorted[mid] > target {
right = mid
} else {
left = mid + 1
}
}
if sorted[left] == target {
return true
}
}
return false
}
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
var dict = [Int: Int]()
for i in 0..<sorted.count {
if dict[sorted[i]] != nil {
return true
}
dict[0 - sorted[i]] = i
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var dict = [Int: Int]()
for i in 0..<l.count {
if dict[l[i]] != nil {
return true
}
dict[0 - l[i]] = i
}
return false
}
```
### 解法二：排序 + 双指针
```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
var i = 0
var j = sorted.count - 1
while i < j {
let sum = sorted[i] + sorted[j]
if sum == 0 {
return true
} else if sum > 0 {
j -= 1
} else {
i += 1
}
}
return false
}
```
### 解法三：排序 + 二分查找
```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count {
let target = 0 - sorted[i]
var left = i + 1
var right = sorted.count - 1
while left < right {
let mid = left + (right - left) / 2
if sorted[mid] > target {
right = mid
} else {
left = mid + 1
}
}
if sorted[left] == target {
return true
}
}
return false
}
```
### 解法四：排序 + 哈希表
```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
var dict = [Int: Int]()
for i in 0..<sorted.count {
if dict[sorted[i]] != nil {
return true
}
dict[0 - sorted[i]] = i
}
return false
}
```
### 解法五：排序 + 哈希表 + 计func triplesSumToZero(l: [Int]) -> Bool { // invalid redeclaration of 'triplesSumToZero(l:)'func triplesSumToZero(l: [Int]) -> Bool { // invalid redeclaration of 'triplesSumToZero(l:)'func triplesSumToZero(l: [Int]) -> Bool { // invalid redeclaration of 'triplesSumToZero(l:)'func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
for j in i + 1..<l.count {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
let complement = -l[i]
if set.contains(complement) {
return true
}
}
return false
}
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
let complement = -l[i]
if set.contains(complement) && set.count == l.count {
return true
}
}
return false
}
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
let complement = -l[i]
if set.contains(complement) && set.count == l.count - 1 {
return true
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
for j in i + 1..<l.count {
for k in j + 1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
### 解法二
```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
let complement = -l[i]
if set.contains(complement) {
return true
}
}
return false
}
```
### 解法三
```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
let complement = -l[i]
if set.contains(complement) && set.count == l.count {
return true
}
}
return false
}
```
### 解法四
```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in 0..<l.count {
let complement = -l[i]
if set.contains(complement) && set.count == l.count - 1 {
return true
}
}
return false
}
```
### 解法五
```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1,let set = Set(l) // initialization of immutable value 'set' was never used; consider replacing with assignment to '_' or removing itfunc triplesSumToZero(l: [Int]) -> Bool { // invalid redeclaration of 'triplesSumToZero(l:)'func triplesSumToZero(l: [Int]) -> Bool { // invalid redeclaration of 'triplesSumToZero(l:)'func triplesSumToZero(l: [Int]) -> Bool { // invalid redeclaration of 'triplesSumToZero(l:)'func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in set {
for j in set {
let k = i + j
if k == 0 && set.contains(k) {
return true
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set(l)
for i in set {
for j in set {
let k = i + j
if k == 0 && set.contains(k) {
return true
}
}
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n {
for j in i+1..<n {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
let l = l.sorted()
for i in 0..<n {
var j = i + 1
var k = n - 1
while j < k {
if l[i] + l[j] + l[k] == 0 {
return true
} else if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
var dict = [Int: Int]()
for i in 0..<n {
if dict[l[i]] != nil {
return true
}
dict[l[i]] = i
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n {
for j in i+1..<n {
for k in j+1..<n {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```
### 解法二：排序 + 双指针
```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
let l = l.sorted()
for i in 0..<n {
var j = i + 1
var k = n - 1
while j < k {
if l[i] + l[j] + l[k] == 0 {
return true
} else if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
```
### 解法三：哈希表
```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
var dict = [Int: Int]()
for i in 0..<n {
if dict[l[i]] != nil {
return true
}
dict[l[i]] = i
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool { // invalid redeclaration of 'triplesSumToZero(l:)'func triplesSumToZero(l: [Int]) -> Bool { // invalid redeclaration of 'triplesSumToZero(l:)'func triplesSumToZero(l: [Int]) -> Bool {
var dict = [Int: Int]()
for i in 0..<l.count {
if dict[l[i]] != nil {
return true
}
dict[0 - l[i]] = i
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var dict = [Int: Int]()
for i in 0..<l.count {
if dict[l[i]] != nil {
return true
}
dict[0 - l[i]] = i
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
let set = Set<Int>(l)
for i in set {
let complement = -i
if set.contains(complement) {
return true
}
}
return false
}
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
let n = sorted.count
for i in 0..<n {
let j = n - 1
let k = i + 1
while j > k {
let sum = sorted[i] + sorted[j] + sorted[k]
if sum == 0 {
return true
} else if sum > 0 {
j -= 1
} else {
k += 1
}
}
}
return false
}
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
if set.contains(-i) {
return true
}
set.insert(i)
}
return false
}
func triplesSumToZero(l: [Int]) -> Bool {
let sum = l.reduce(0, +)
if sum % 3 != 0 {
return false
}
let target = sum / 3
var set = Set<Int>()
for i in l {
if set.contains(target - i) {
return true
}
set.insert(i)
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let set = Set<Int>(l)
for i in set {
let complement = -i
if set.contains(complement) {
return true
}
}
return false
}
```
### 解法二：排序+双指针
```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
let n = sorted.count
for i in 0..<n {
let j = n - 1
let k = i + 1
while j > k {
let sum = sorted[i] + sorted[j] + sorted[k]
if sum == 0 {
return true
} else if sum > 0 {
j -= 1
} else {
k += 1
}
}
}
return false
}
```
### 解法三：哈希表
```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
if set.contains(-i) {
return true
}
set.insert(i)
}
return false
}
```
### 解法四：数学
```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let sum = l.reduce(0, +)
if sum % 3 != 0 {
return false
}
let target = sum / 3
var set = Set<Int>()
for i in l {
if set.contains(target - i) {
return true
}
set.insert(i)
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool { // invalid redeclaration of 'triplesSumToZero(l:)'j -= 1 // left side of mutating operator isn't mutable: 'j' is a 'let' constantk += 1 // left side of mutating operator isn't mutable: 'k' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool { // invalid redeclaration of 'triplesSumToZero(l:)'func triplesSumToZero(l: [Int]) -> Bool { // invalid redeclaration of 'triplesSumToZero(l:)'func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
var dp = Array(repeating: Array(repeating: Array(repeating: false, count: n), count: n), count: n)
for i in 0..<n {
for j in 0..<n {
dp[i][j][0] = true
}
}
for i in 1..<n {
for j in 1..<n {
for k in 1..<n {
dp[i][j][k] = l[i] + l[j] + l[k] == 0 && dp[i - 1][j - 1][k - 1]
}
}
}
return dp[n - 1][n - 1][n - 1]
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
var dp = Array(repeating: Array(repeating: Array(repeating: false, count: n), count: n), count: n)
for i in 0..<n {
for j in 0..<n {
dp[i][j][0] = true
}
}
for i in 1..<n {
for j in 1..<n {
for k in 1..<n {
dp[i][j][k] = l[i] + l[j] + l[k] == 0 && dp[i - 1][j - 1][k - 1]
}
}
}
return dp[n - 1][n - 1][n - 1]
}
```
### 解法二：动态规划
```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
var dp = Array(repeating: Array(repeating: Array(repeating: false, count: n), count: n), count: n)
for i in 0..<n {
for j in 0..<n {
dp[i][j][0] = true
}
}
for i in 1..<n {
for j in 1..<n {
for k in 1..<n {
dp[i][j][k] = l[i] + l[j] + l[k] == 0 && dp[i - 1][j - 1][k - 1]
}
}
}
return dp[n - 1][n - 1][n - 1]
}
```
### 解法三：动态规划
```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
var dp = Array(repeating: Array(repeating: Array(repeating: false, count: n), count: n), count: n)
for i in 0..<n {
for j in 0..<n {
dp[i][j][0] = true
}
}
for i in 1..<n {
for j in 1..<n {
for k in 1..<n {
dp[i][j][k] = l[i] + l[j] + l[k] == 0 && dp[i - 1][j - 1][k - 1]
}
}
}
return dp[n - 1][n - 1][n - 1]
}
```
### 解法四：动态规划
```swift
// triples_sum_to_ // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var map = [Int: Int]()
for i in 0..<l.count {
let num = l[i]
if map[num] != nil {
return true
}
map[num] = i
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var map = [Int: Int]()
for i in 0..<l.count {
let num = l[i]
if map[num] != nil {
return true
}
map[num] = i
}
return false
}
```
```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var map = [Int: Int]()
for i in 0..<l.count {
let num = l[i]
if map[num] != nil {
return true
}
map[num] = i
}
return false
}
```
```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var map = [Int: Int]()
for i in 0..<l.count {
let num = l[i]
if map[num] != nil {
return true
}
map[num] = i
}
return false
}
```
```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var map = [Int: Int]()
for i in 0..<l.count {
let num = l[i]
if map[num] != nil {
return true
}
map[num] = i
}
return false
}
```
```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in 0..<l.count {
if seen.contains(-l[i]) {
return true
}
seen.insert(l[i])
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in 0..<l.count {
if seen.contains(-l[i]) {
return true
}
seen.insert(l[i])
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// sort the array in ascending order
l.sort()
// iterate through the array
for i in 0...l.count - 3 {
// if the current element is greater than 0, we can stop searching
// because all the remaining elements will be greater than 0 as well
if l[i] > 0 {
break
}
// skip duplicates
if i > 0 && l[i] == l[i - 1] {
continue
}
// perform binary search to find the other two elements
let (left, right) = binarySearch(l, i + 1, l.count - 1, -l[i])
// if the left index is not -1, we have found a triplet
if left!= -1 {
return true
}
}
// if we have reached this point, we have not found a triplet
return false
}
func binarySearch(_ l: [Int], _ left: Int, _ right: Int, _ targetSum: Int) -> (Int, Int) {
// if the left index is greater than or equal to the right index,
// there are no pairs that sum up to the target sum
if left >= right {
return (-1, -1)
}
// calculate the middle index
let mid = left + (right - left) / 2
// if the sum of the elements at the middle index and the target sum
// is equal to the target sum, we have found a pair
if l[mid] + targetSum == targetSum {
return (mid, right)
}
// if the sum of the elements at the middle index and the target sum
// is greater than the target sum, we need to search for a pair in
// the left half of the array
if l[mid] + targetSum > targetSum {
return binarySearch(l, left, mid - 1, targetSum)
}
// if the sum of the elements at the middle index and the target sum
// is less than the target sum, we need to search for a pair in
// the right half of the array
return binarySearch(l, mid + 1, right, targetSum)
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// sort the array in ascending order
l.sort()
// iterate through the array
for i in 0...l.count - 3 {
// if the current element is greater than 0, we can stop searching
// because all the remaining elements will be greater than 0 as well
if l[i] > 0 {
break
}
// skip duplicates
if i > 0 && l[i] == l[i - 1] {
continue
}
// perform binary search to find the other two elements
let (left, right) = binarySearch(l, i + 1, l.count - 1, -l[i])
// if the left index is not -1, we have found a triplet
if left!= -1 {
return true
}
}
// if we have reached this point, we have not found a triplet
return false
}
// binarySearch takes an array, left index, right index, and the target sum
// as input. it returns the indices of the two elements that sum to the target
// sum. if no such pair exists, it returns (-1, -1)
func binarySearch(_ l: [Int], _ left: Int, _ right: Int, _ targetSum: Int) -> (Int, Int) {
// if the left index is greater than or equal to the right index,
// there are no pairs that sum up to the target sum
if left >= right {
return (-1, -1)
}
// calculate the middle index
let mid = left + (right - left) / 2
// if the sum of the elements at the middle index and the target sum
// is equal to the target sum, we have found a pair
if l[mid] + targetSum == targetSum {
return (mid, right)
}
// if the sum of the elements at the middle index and the target sum
// is greater than the target sum, we need to search for a pair in
// the left half of the array
if l[mid] + targetSum > targetSum {
return binarySearch(l, left, mid - 1, targetSum)
}
// if the sum of the elements at the middle index and the target sum
// is less than the target sum, we need to search for a pair in
// the right half of the array
return binarySearch(l, mid + 1, right, targetSum)
}
```l.sort() // cannot use mutating member on immutable value: 'l' is a 'let' constantif left!= -1 { // use of '=' in a boolean context, did you mean '=='?if left!= -1 { // cannot force unwrap value of non-optional type 'Int'if left!= -1 { // '=' must have consistent whitespace on both sidesfunc triplesSumToZero(l: [Int]) -> Bool {
// Sort the list in ascending order
l.sort()
// Iterate through the list, checking for triples that sum to zero
for i in 0...l.count - 3 {
if i > 0 && l[i] == l[i - 1] {
continue
}
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum > 0 {
right -= 1
} else {
left += 1
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Sort the list in ascending order
l.sort()
// Iterate through the list, checking for triples that sum to zero
for i in 0...l.count - 3 {
if i > 0 && l[i] == l[i - 1] {
continue
}
var left = i + 1
var right = l.count - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum > 0 {
right -= 1
} else {
left += 1
}
}
}
return false
}
```l.sort() // cannot use mutating member on immutable value: 'l' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
// sort the list in ascending order
let sortedList = l.sorted()
// iterate over the sorted list
for i in 0...sortedList.count - 3 {
// if the current element is zero, check if the remaining two elements
// sum to zero
if sortedList[i] == 0 {
if sortedList[i + 1] + sortedList[i + 2] == 0 {
return true
}
} else {
// otherwise, iterate over the remaining elements
for j in i + 1...sortedList.count - 2 {
// if the sum of the current and next element is zero, return true
if sortedList[i] + sortedList[j] == 0 {
return true
}
}
}
}
// if no triples sum to zero, return false
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// sort the list in ascending order
let sortedList = l.sorted()
// iterate over the sorted list
for i in 0...sortedList.count - 3 {
// if the current element is zero, check if the remaining two elements
// sum to zero
if sortedList[i] == 0 {
if sortedList[i + 1] + sortedList[i + 2] == 0 {
return true
}
} else {
// otherwise, iterate over the remaining elements
for j in i + 1...sortedList.count - 2 {
// if the sum of the current and next element is zero, return true
if sortedList[i] + sortedList[j] == 0 {
return true
}
}
}
}
// if no triples sum to zero, return false
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// Sort the array in ascending order
l.sort()
// Iterate through the array, checking for triples that sum to zero
for i in 0..<l.count - 2 {
// Check if the current element is greater than zero
if l[i] > 0 {
return false
}
// Use two pointers to check for the remaining two elements
var j = i + 1
var k = l.count - 1
while j < k {
// Check if the sum is zero
if l[i] + l[j] + l[k] == 0 {
return true
} else if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Sort the array in ascending order
l.sort()
// Iterate through the array, checking for triples that sum to zero
for i in 0..<l.count - 2 {
// Check if the current element is greater than zero
if l[i] > 0 {
return false
}
// Use two pointers to check for the remaining two elements
var j = i + 1
var k = l.count - 1
while j < k {
// Check if the sum is zero
if l[i] + l[j] + l[k] == 0 {
return true
} else if l[i] + l[j] + l[k] < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
```l.sort() // cannot use mutating member on immutable value: 'l' is a 'let' constantfunc triplesSumToZero(l: [Int]) -> Bool {
// sort the list in ascending order
let sortedList = l.sorted()
// iterate through the list
for i in 0..<sortedList.count {
// initialize left and right pointers
var left = i + 1
var right = sortedList.count - 1
// while the left and right pointers don't collide
while left < right {
// check if the sum is zero
if sortedList[i] + sortedList[left] + sortedList[right] == 0 {
// return true if a triplet is found
return true
} else if sortedList[i] + sortedList[left] + sortedList[right] < 0 {
// otherwise, move the left pointer up
left += 1
} else {
// otherwise, move the right pointer down
right -= 1
}
}
}
// return false if no triplet is found
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// sort the list in ascending order
let sortedList = l.sorted()
// iterate through the list
for i in 0..<sortedList.count {
// initialize left and right pointers
var left = i + 1
var right = sortedList.count - 1
// while the left and right pointers don't collide
while left < right {
// check if the sum is zero
if sortedList[i] + sortedList[left] + sortedList[right] == 0 {
// return true if a triplet is found
return true
} else if sortedList[i] + sortedList[left] + sortedList[right] < 0 {
// otherwise, move the left pointer up
left += 1
} else {
// otherwise, move the right pointer down
right -= 1
}
}
}
// return false if no triplet is found
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
// sort the list in ascending order
let sortedList = l.sorted()
// iterate through the list
for i in 0..<sortedList.count {
// initialize left and right pointers
var left = i + 1
var right = sortedList.count - 1
// check if the sum is zero
while left < right {
if sortedList[left] + sortedList[right] == -sortedList[i] {
return true
} else if sortedList[left] + sortedList[right] < -sortedList[i] {
left += 1
} else {
right -= 1
}
}
}
// if no triples sum to zero, return false
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// sort the list in ascending order
let sortedList = l.sorted()
// iterate through the list
for i in 0..<sortedList.count {
// initialize left and right pointers
var left = i + 1
var right = sortedList.count - 1
// check if the sum is zero
while left < right {
if sortedList[left] + sortedList[right] == -sortedList[i] {
return true
} else if sortedList[left] + sortedList[right] < -sortedList[i] {
left += 1
} else {
right -= 1
}
}
}
// if no triples sum to zero, return false
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
// sort the list in ascending order
let sortedList = l.sorted()
// iterate through the list
for i in 0..<sortedList.count - 2 {
// initialize the left and right pointers
var left = i + 1
var right = sortedList.count - 1
// check if the sum is zero
while left < right {
if sortedList[left] + sortedList[right] == -sortedList[i] {
return true
} else if sortedList[left] + sortedList[right] < -sortedList[i] {
left += 1
} else {
right -= 1
}
}
}
// return false if no triples sum to zero
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// sort the list in ascending order
let sortedList = l.sorted()
// iterate through the list
for i in 0..<sortedList.count - 2 {
// initialize the left and right pointers
var left = i + 1
var right = sortedList.count - 1
// check if the sum is zero
while left < right {
if sortedList[left] + sortedList[right] == -sortedList[i] {
return true
} else if sortedList[left] + sortedList[right] < -sortedList[i] {
left += 1
} else {
right -= 1
}
}
}
// return false if no triples sum to zero
return false
}
// Test the function
let list1 = [1, 3, 5, 0]
let list2 = [1, 3, -2, 1]
let list3 = [1, 2, 3, 7]
let list4 = [2, 4, -5, 3, 9, 7]
let list5 = [1]
print(triplesSumToZero(l: list1)) // false
print(triplesSumToZero(l: list2)) // true
print(triplesSumToZero(l: list3)) // false
print(triplesSumToZero(l: list4)) // true
print(triplesSumToZero(l: list5)) // false
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
// sort the array in ascending order
let sortedL = l.sorted()
// iterate over the sorted array
for i in 0..<sortedL.count - 2 {
// initialize two pointers, one at the beginning and one at the end of the array
var left = i + 1
var right = sortedL.count - 1
// if the sum of the current element and the two elements at the pointers
// is zero, return true
if sortedL[i] + sortedL[left] + sortedL[right] == 0 {
return true
}
// otherwise, if the sum is less than zero, increment the left pointer
// by one
else if sortedL[i] + sortedL[left] + sortedL[right] < 0 {
left += 1
}
// otherwise, decrement the right pointer by one
else {
right -= 1
}
}
// if no triples sum to zero, return false
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// sort the array in ascending order
let sortedL = l.sorted()
// iterate over the sorted array
for i in 0..<sortedL.count - 2 {
// initialize two pointers, one at the beginning and one at the end of the array
var left = i + 1
var right = sortedL.count - 1
// if the sum of the current element and the two elements at the pointers
// is zero, return true
if sortedL[i] + sortedL[left] + sortedL[right] == 0 {
return true
}
// otherwise, if the sum is less than zero, increment the left pointer
// by one
else if sortedL[i] + sortedL[left] + sortedL[right] < 0 {
left += 1
}
// otherwise, decrement the right pointer by one
else {
right -= 1
}
}
// if no triples sum to zero, return false
return false
}
// test the function
let l = [1, 3, 5, 0]
print(triplesSumToZero(l: l)) // false
let l1 = [1, 3, -2, 1]
print(triplesSumToZero(l: l1)) // true
let l2 = [1, 2, 3, 7]
print(triplesSumToZero(l: l2)) // false
let l3 = [2, 4, -5, 3, 9, 7]
print(triplesSumToZero(l: l3)) // true
let l4 = [1]
print(triplesSumToZero(l: l4)) // false
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
if set.contains(i) {
return true
}
set.insert(-i)
}
return false
}
func triplesSumToZeroFast(l: [Int]) -> Bool {
let sortedL = l.sorted()
for i in 0..<sortedL.count - 2 {
if i > 0 && sortedL[i] == sortedL[i - 1] {
continue
}
var left = i + 1
var right = sortedL.count - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
func triplesSumToZeroWithDuplicates(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
if set.contains(i) {
return true
}
set.insert(-i)
}
return false
}
func triplesSumToZeroWithDuplicatesFast(l: [Int]) -> Bool {
let sortedL = l.sorted()
for i in 0..<sortedL.count - 2 {
if i > 0 && sortedL[i] == sortedL[i - 1] {
continue
}
var left = i + 1
var right = sortedL.count - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
if set.contains(i) {
return true
}
set.insert(-i)
}
return false
}
// triples_sum_to_zero_fast takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZeroFast(l: [1, 3, 5, 0]) == false
// triplesSumToZeroFast(l: [1, 3, -2, 1]) == true
// triplesSumToZeroFast(l: [1, 2, 3, 7]) == false
// triplesSumToZeroFast(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZeroFast(l: [1]) == false
func triplesSumToZeroFast(l: [Int]) -> Bool {
let sortedL = l.sorted()
for i in 0..<sortedL.count - 2 {
if i > 0 && sortedL[i] == sortedL[i - 1] {
continue
}
var left = i + 1
var right = sortedL.count - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
// triples_sum_to_zero_with_duplicates takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZeroWithDuplicates(l: [1, 3, 5, 0]) == true
// triplesSumToZeroWithDuplicates(l: [1, 3, -2, 1]) == true
// triplesSumToZeroWithDuplicates(l: [1, 2, 3, 7]) == true
// triplesSumToZeroWithDuplicates(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZeroWithDuplicates(l: [1]) == false
func triplesSumToZeroWithDuplicates(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
if set.contains(i) {
return true
}
set.insert(-i)
}
return false
}
// triples_sum_to_zero_with_duplicates_fast takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZeroWithDuplicatesFast(l: [1, 3, 5, 0]) == true
// triplesSumToZeroWithDuplicatesFast(l: [1, 3, -2, 1]) == true
// triplesSumToZeroWithDuplicatesFast(l: [1, 2, 3, 7]) == true
// triplesSumToZeroWithDuplicatesFast(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZeroWithDuplicatesFast(l: [1]) == false
func triplesSumToZeroWithDuplicatesFast(l: [Int]) -> Bool {
let sortedL = l.sorted()
for i in 0..<sortedL.count - 2 {
if i > 0 && sortedL[i] == sortedL[i - 1] {
continue
}
var left = i + 1
var right = sortedL.count - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
// triples_sum_to_zero_with_duplicates_and_negative takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZeroWith // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedL = l.sorted()
for i in 0..<sortedL.count - 2 {
let a = sortedL[i]
var left = i + 1
var right = sortedL.count - 1
while left < right {
let b = sortedL[left]
let c = sortedL[right]
if a + b + c == 0 {
return true
} else if a + b + c > 0 {
right -= 1
} else {
left += 1
}
}
}
return false
}
func triplesSumToZero(l: [Int]) -> [[Int]] {
let sortedL = l.sorted()
var result: [[Int]] = []
for i in 0..<sortedL.count - 2 {
let a = sortedL[i]
var left = i + 1
var right = sortedL.count - 1
while left < right {
let b = sortedL[left]
let c = sortedL[right]
if a + b + c == 0 {
result.append([a, b, c])
left += 1
right -= 1
} else if a + b + c > 0 {
right -= 1
} else {
left += 1
}
}
}
return result
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let sortedL = l.sorted()
for i in 0..<sortedL.count - 2 {
let a = sortedL[i]
var left = i + 1
var right = sortedL.count - 1
while left < right {
let b = sortedL[left]
let c = sortedL[right]
if a + b + c == 0 {
return true
} else if a + b + c > 0 {
right -= 1
} else {
left += 1
}
}
}
return false
}
// triplesSumToZero takes an array of integers as an input.
// it returns an array of all unique triples of integers in the array
// that sum to zero, and an empty array if no such triples exist.
// triplesSumToZero(l: [1, 3, 5, 0]) == []
// triplesSumToZero(l: [1, 3, -2, 1]) == [[-2, 1, 3], [-2, 1, 1], [-2, -2, 1], [-2, -2, 3], [1, 1, 1], [1, 1, 3], [1, 3, 3]]
// triplesSumToZero(l: [1, 2, 3, 7]) == []
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == [[-5, 2, 7], [-5, 3, 6], [-5, 3, 9], [-5, 4, 6], [-5, 4, 7], [-5, 9, 7], [2, 3, 9], [3, 4, 6]]
// triplesSumToZero(l: [1]) == []
func triplesSumToZero(l: [Int]) -> [[Int]] {
let sortedL = l.sorted()
var result: [[Int]] = []
for i in 0..<sortedL.count - 2 {
let a = sortedL[i]
var left = i + 1
var right = sortedL.count - 1
while left < right {
let b = sortedL[left]
let c = sortedL[right]
if a + b + c == 0 {
result.append([a, b, c])
left += 1
right -= 1
} else if a + b + c > 0 {
right -= 1
} else {
left += 1
}
}
}
return result
}
// triplesSumToZero takes an array of integers as an input.
// it returns an array of all unique quadruples of integers in the array
// that sum to zero, and an empty array if no such quadruples exist.
// triplesSumToZero(l: [1, 3, 5, 0]) == []
// triplesSumToZero(l: [1, 3, -2, 1]) == [[-2, 1, 3, 1], [-2, 1, 1, 1], [-2, -2, 1, 1], [-2, -2, 3, 1], [1, 1, 1, 1], [1, 1, 3, 1], [1, 3, 3, 1]]
// triplesSumToZero(l: [1, 2, 3, 7]) == []
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == [[-5, 2, 7, 2], [-5, 3, 6, 2], [-5, 3, 9, 2], [-5, 4, 6, 2], [-5, 4, 7, 2], [-5, 9, 7, 2], [2, 3, 9, 2], [3, 4, 6, 2]]
// triplesSumToZero(l: [1]) == []
func triplesSumToZero(l: [Int]) -> [[Int]] {
let sortedL = l.sorted()
var result: [[Int]] = []
for i in 0..<sortedL.count - 3 {
let a = sortedL[i]
var left = i + 1
// Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for num in l {
if set.contains(num) {
return true
}
set.insert(num)
}
return false
}
func triplesSumToZero(l: [Int]) -> Bool {
var count = [Int: Int]()
for num in l {
if let count = count[num] {
if count == 2 {
return true
}
count[num] = count + 1
} else {
count[num] = 1
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for num in l {
if set.contains(num) {
return true
}
set.insert(num)
}
return false
}
```
This solution uses a set to keep track of the elements in the input array. It iterates through the array and for each element, it checks if it is already in the set. If it is, then we have found a triplet that sums to zero, so we return `true`. If the element is not in the set, we add it to the set and continue. If we have iterated through the entire array and not found a triplet, we return `false`.
Time complexity: O(n^2)
Space complexity: O(n)
### Improvement:
One way to improve the time complexity of the solution is to use a dictionary to store the count of each element in the input array. This would allow us to check if a given element has a count of 3 in the dictionary, which would be much faster than checking if it is in the set.
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var count = [Int: Int]()
for num in l {
if let count = count[num] {
if count == 2 {
return true
}
count[num] = count + 1
} else {
count[num] = 1
}
}
return false
}
```
Time complexity: O(n)
Space complexity: O(n)
### Conclusion:
This solution is a good starting point, but it can be further improved by using a dictionary to store the count of each element in the input array. This would allow us to check if a given element has a count of 3 in the dictionary, which would be much faster than checking if it is in the set.
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var count = [Int: Int]()
for num in l {
if let count = count[num] {
if count == 2 {
return true
}
count[num] = count + 1
} else {
count[num] = 1
}
}
return false
}
```
This solution is a good starting point, but it can be further improved by using a dictionary to store the count of each element in the input array. This would allow us to check if a given element has a count of 3 in the dictionary, which would be much faster than checking if it is in the set.
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var count = [Int: Int]()
for num in l {
if let count = count[num] {
if count == 2 {
return true
}
count[num] = count + 1
} else {
count[num] = 1
}
}
return false
}
```
This solution is a good starting point, but it can be further improved by using a dictionary to store the count of each element in the input array. This would allow us to check if a given element has a count of 3 in the dictionary, which would be much faster than checking if it is in the set.
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var count = [Int: Int]()
for num in l {
if let count = count[num] {
if count == 2 {
return true
}
count[num] = count + 1
} else {
count[num] = 1
}
}
return false
}
```
This solution is a good starting point, but it can be further improved by using a dictionary to store the count of each element in the input array. This would allow us to check if a given element has a count of 3 in the dictionary, which would be much faster than checking if it is in the set.
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var count = [Int: Int]()
for num in l {
if let count = count[num] {
if count == 2 {
return true
}
count[num] = count + 1
} else {
count[num] = 1
}
}
return false
}
```
This solution is a good starting point, but it can be further improved by using a dictionary to store the count of each element in the input array. This would allow us to check if a given element has a count of 3 in the dictionary, which would be much faster than checking if it is in the set.
```swiftfunc triplesSumToZero(l: [Int]) -> Bool { // invalid redeclaration of 'triplesSumToZero(l:)'count[num] = count + 1 // value of type 'Int' has no subscriptsfunc triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l {
let complement = 0 - i
if seen.contains(complement) {
return true
}
seen.insert(i)
}
return false
}
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
var complements = [Int: Int]()
for i in l {
let complement = 0 - i
if seen.contains(complement) {
return true
}
seen.insert(i)
complements[i] = complement
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l {
let complement = 0 - i
if seen.contains(complement) {
return true
}
seen.insert(i)
}
return false
}
```
This solution uses a set to keep track of the complements of the elements in the array. It iterates through the array once and for each element, it checks if the complement is already in the set. If it is, then we have found a pair of elements that sum to zero and we can return true. If we reach the end of the loop and have not found a pair, then we can return false.
Time complexity: O(n)
Space complexity: O(n)
### Improvement:
One way to improve this solution is to use a dictionary to store the complements of the elements in the array. This would allow us to check if the complement is already in the dictionary in constant time, rather than having to iterate through the array twice.
Here is an implementation of this improved solution:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
var complements = [Int: Int]()
for i in l {
let complement = 0 - i
if seen.contains(complement) {
return true
}
seen.insert(i)
complements[i] = complement
}
return false
}
```
This solution uses two data structures to solve the problem. The first data structure is a set to keep track of the elements in the array. The second data structure is a dictionary to store the complements of the elements in the array.
The time complexity of this solution is now O(n) for both the set and dictionary iterations, since we only have to iterate through the array once.
Space complexity: O(n) for the set, O(n) for the dictionary
### Conclusion:
In this problem, we were given an array of integers and asked to determine if there are three distinct elements in the array that sum to zero. We were able to solve this problem using a set and a dictionary to keep track of the complements of the elements in the array. The solution is efficient and has a time complexity of O(n), which is optimal.
```swift
```func triplesSumToZero(l: [Int]) -> Bool { // invalid redeclaration of 'triplesSumToZero(l:)'func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for num in l {
if set.contains(num) {
return true
}
set.insert(num)
}
return false
}
func triplesSumToZero(l: [Int]) -> Bool {
var count = [Int: Int]()
for num in l {
if count[num] == nil {
count[num] = 1
} else {
count[num]! += 1
}
}
for (k, v) in count {
if v > 2 {
return true
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for num in l {
if set.contains(num) {
return true
}
set.insert(num)
}
return false
}
```
This solution uses a Set to keep track of the elements in the input array. It iterates through the array, adding each element to the set. If the set already contains the current element, it means that there is a triple of elements that sum to zero. The function returns true if such a triple is found, and false otherwise.
Time complexity: O(n) where n is the length of the input array.
Space complexity: O(n) where n is the length of the input array.
### Improvement:
One way to improve the solution is to use a more efficient data structure to keep track of the elements in the input array. For example, a dictionary could be used to store the count of each element in the array. This would allow for constant-time lookups and eliminate the need for a set.
Here is an example of how this could be implemented:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var count = [Int: Int]()
for num in l {
if count[num] == nil {
count[num] = 1
} else {
count[num]! += 1
}
}
for (k, v) in count {
if v > 2 {
return true
}
}
return false
}
```
This solution uses a dictionary to keep track of the count of each element in the input array. It iterates through the array, adding each element to the dictionary. If the dictionary already contains the current element, it means that there is a triple of elements that sum to zero. The function returns true if such a triple is found, and false otherwise.
Time complexity: O(n) where n is the length of the input array.
Space complexity: O(n) where n is the length of the input array.
### Conclusion:
In this problem, we were given an array of integers and asked to determine whether there are three distinct elements in the array that sum to zero. We solved this problem using a combination of a Set and a dictionary. The Set was used to keep track of the elements in the array, while the dictionary was used to keep track of the count of each element. This allowed for constant-time lookups and eliminated the need for a set. The solution has a time complexity of O(n) and a space complexity of O(n), which is optimal.
In the future, it may be worth considering using a more efficient data structure to solve this problem, such as a tree or a graph, which would allow for more efficient lookups and reduce the space complexity.
```func triplesSumToZero(l: [Int]) -> Bool { // invalid redeclaration of 'triplesSumToZero(l:)'func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l {
let complement = 0 - i
if seen.contains(complement) {
return true
}
seen.insert(i)
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l {
let complement = 0 - i
if seen.contains(complement) {
return true
}
seen.insert(i)
}
return false
}
```
### Explanation:
The function takes an array of integers as an input and initializes a set called seen. It then iterates through the array and for each element, it calculates its complement (0 - element) and checks if it is already in the seen set. If it is, then we have found a pair of elements that sum to zero and we return true. If we reach the end of the loop and we have not found a pair of elements that sum to zero, then we return false.
### Time Complexity:
The time complexity of this solution is O(n^2) as we are iterating through the array twice, once to calculate the complement and once to check if it is already in the seen set.
### Space Complexity:
The space complexity of this solution is O(n) as we are using a set to keep track of the elements that we have already seen. // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var count = 0
var sum = 0
var set = Set<Int>()
for i in l {
if set.contains(i) {
count += 1
} else {
set.insert(i)
}
}
if count > 2 {
return true
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var count = 0
var sum = 0
var set = Set<Int>()
for i in l {
if set.contains(i) {
count += 1
} else {
set.insert(i)
}
}
if count > 2 {
return true
}
return false
}
```var sum = 0 // initialization of variable 'sum' was never used; consider replacing with assignment to '_' or removing it // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l {
let complement = 0 - i
if seen.contains(complement) {
return true
}
seen.insert(i)
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l {
let complement = 0 - i
if seen.contains(complement) {
return true
}
seen.insert(i)
}
return false
}
```
This solution uses a set to keep track of the complements of the elements in the array. It iterates through the array once to insert each element into the set and then checks if the complement of each element is already in the set. If it is, then we have found a pair of elements that sum to zero and we can return true. If we reach the end of the loop without finding a pair, then we can return false.
This solution has a time complexity of O(n) where n is the length of the input array, since we are iterating through the array once to insert each element into the set and then checking the complement of each element.
This solution also has a space complexity of O(n) since we are using a set to keep track of the complements of the elements in the array.
I hope this helps! Let me know if you have any questions.
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
if i == 0 {
return true
}
set.insert(i)
}
for i in l {
let complement = 0 - i
if set.contains(complement) {
return true
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
if i == 0 {
return true
}
set.insert(i)
}
for i in l {
let complement = 0 - i
if set.contains(complement) {
return true
}
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
let complement = 0 - i
if set.contains(complement) {
return true
}
set.insert(i)
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
let complement = 0 - i
if set.contains(complement) {
return true
}
set.insert(i)
}
return false
}
```
### Explanation:
The function takes an array of integers as an input and returns a boolean value indicating whether there are three distinct elements in the array that sum to zero.
The function first creates an empty set called `set`. It then iterates through each element of the input array `l`. For each element, it calculates its complement by subtracting it from 0 and checks if it is already present in the set. If it is, then we have found a pair of elements that sum to zero and we can return `true`. If the complement is not already present in the set, we add it to the set.
If we have iterated through all elements of the array and have not found a pair of elements that sum to zero, then we can return `false`.
This solution has a time complexity of O(n^2) because we are iterating through the array twice, once to calculate the complement and once to check if it is already present in the set.
### Improvement:
One way to improve the time complexity of the solution is to use a hash set instead of an array to store the elements. This would allow us to check if an element is already present in the set in constant time, which would reduce the time complexity to O(n).
Here is an example of how we could implement this:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for i in l {
let complement = 0 - i
if set.contains(complement) {
return true
}
set.insert(i)
}
return false
}
```
This implementation uses a hash set called `set` to store the elements of the input array. It iterates through the array and for each element, it calculates its complement and checks if it is already present in the set. If it is, then we have found a pair of elements that sum to zero and we can return `true`. If the complement is not already present in the set, we add it to the set.
If we have iterated through all elements of the array and have not found a pair of elements that sum to zero, then we can return `false`.
This solution has a time complexity of O(n) because we are only iterating through the array once to add each element to the set.
### Conclusion:
In conclusion, the solution provided above has a time complexity of O(n^2) and can be improved to a time complexity of O(n) by using a hash set to store the elements of the input array. However, this is still a naive solution and may not be the most efficient solution for large arrays.
In the next post, we will explore a more efficient solution that uses dynamic programming to solve the same problem. Stay tuned! // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var count = 0
var sum = 0
var set = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
sum = l[i] + l[j] + l[k]
if sum == 0 {
count += 1
set.insert(l[i])
set.insert(l[j])
set.insert(l[k])
}
}
}
}
return count > 2
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var count = 0
var sum = 0
var set = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
sum = l[i] + l[j] + l[k]
if sum == 0 {
count += 1
set.insert(l[i])
set.insert(l[j])
set.insert(l[k])
}
}
}
}
return count > 2
}
```
### Time Complexity:
The time complexity of the above solution is O(n^3), where n is the length of the input array.
### Space Complexity:
The space complexity of the above solution is O(n), where n is the length of the input array. // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for num in l {
if set.contains(num) {
return true
}
set.insert(num)
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var set = Set<Int>()
for num in l {
if set.contains(num) {
return true
}
set.insert(num)
}
return false
}
```
This solution uses a set to keep track of the elements in the input array.
It iterates through the array, and for each element, it checks if it is already
in the set. If it is, then we have found a pair of elements that sum to zero.
If the set does not contain the element, then we add it to the set.
If we have iterated through the entire array and not found a pair of elements
that sum to zero, then we return false.
Time complexity: O(n)
Space complexity: O(n) // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
var result = false
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
break
}
}
if result {
break
}
}
if result {
break
}
}
return result
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
var result = false
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
break
}
}
if result {
break
}
}
if result {
break
}
}
return result
}
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// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// ------------------------func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// ------------------func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// ------------------func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
var sum = 0
for i in l {
sum += i
}
if sum % 3 != 0 {
return false
}
var sum2 = sum / 3
var count = 0
for i in l {
if i == sum2 {
count += 1
}
}
if count >= 3 {
return true
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
var sum = 0
for i in l {
sum += i
}
if sum % 3 != 0 {
return false
}
var sum2 = sum / 3
var count = 0
for i in l {
if i == sum2 {
count += 1
}
}
if count >= 3 {
return true
}
return false
}
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// ------------------------------------------------var sum2 = sum / 3 // variable 'sum2' was never mutated; consider changing to 'let' constant // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
var sum = 0
for i in l {
sum += i
}
if sum % 3 != 0 {
return false
}
var sumToFind = sum / 3
var left = 0
var right = l.count - 1
while left < right {
var leftSum = l[left] + l[right]
if leftSum == sumToFind {
return true
} else if leftSum < sumToFind {
left += 1
} else {
right -= 1
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
var sum = 0
for i in l {
sum += i
}
if sum % 3 != 0 {
return false
}
var sumToFind = sum / 3
var left = 0
var right = l.count - 1
while left < right {
var leftSum = l[left] + l[right]
if leftSum == sumToFind {
return true
} else if leftSum < sumToFind {
left += 1
} else {
right -= 1
}
}
return false
}
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// ---------------------------------------------var sumToFind = sum / 3 // variable 'sumToFind' was never mutated; consider changing to 'let' constantvar leftSum = l[left] + l[right] // variable 'leftSum' was never mutated; consider changing to 'let' constant // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var result = false
if l.count > 2 {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
break
}
}
}
}
}
return result
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var result = false
if l.count > 2 {
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
break
}
}
}
}
}
return result
}
// -----------------------------------------------------------------------------
// 12. Write a function that takes an array of integers and returns the sum of
// the integers.
// sum(l: [1, 2, 3]) == 6
// sum(l: [1, 2, 3, 4]) == 10
// sum(l: [1, 2, 3, 4, 5]) == 15
// sum(l: [1, 2, 3, 4, 5, 6]) == 21
// sum(l: [1, 2, 3, 4, 5, 6, 7]) == 28
// sum(l: [1, 2, 3, 4, 5, 6, 7, 8]) == 36
// sum(l: [1, 2, 3, 4, 5, 6, 7, 8, 9]) == 45
// sum(l: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]) == 55
// sum(l: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11]) == 66
// sum(l: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12]) == 78
// sum(l: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13]) == 91
// sum(l: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14]) == 105
// sum(l: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15]) == 121
// sum(l: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16]) == 137
// sum(l: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17]) == 155
// sum(l: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18]) == 173
// sum(l: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19]) == 191
// sum(l: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
var sum = 0
for i in l {
sum += i
}
if sum % 3 != 0 {
return false
}
var sum_to_find = sum / 3
var count = 0
var i = 0
var j = 0
var k = 0
while i < l.count {
j = i + 1
while j < l.count {
k = j + 1
while k < l.count {
if l[i] + l[j] + l[k] == sum_to_find {
count += 1
}
k += 1
}
j += 1
}
i += 1
}
if count > 0 {
return true
} else {
return false
}
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
var sum = 0
for i in l {
sum += i
}
if sum % 3 != 0 {
return false
}
var sum_to_find = sum / 3
var count = 0
var i = 0
var j = 0
var k = 0
while i < l.count {
j = i + 1
while j < l.count {
k = j + 1
while k < l.count {
if l[i] + l[j] + l[k] == sum_to_find {
count += 1
}
k += 1
}
j += 1
}
i += 1
}
if count > 0 {
return true
} else {
return false
}
}
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
var input = [1, 3, 5, 0]
print(triplesSumToZero(input))
input = [1, 3, -2, 1]
print(triplesSumToZero(input))
input = [1, 2, 3, 7]
print(triplesSumToZero(input))
input = [2, 4, -5, 3, 9, 7]
print(triplesSumToZero(input))
input = [1]
print(triplesSumToZero(input))<|endoftext|>// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// Given an array of integers, return a new array such that each element at
// index i of the new array is the product of all the numbers in the original
// array except the one at i.
//
// For example, if our input was [1, 2, 3, 4, 5], the expected output would be
// [120, 60, 40, 30, 24]. If our input was [3, 2, 1], the expected output would
// be [2, 3, 6].
//
// Follow-up: what if you can't use division?
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// ---------var sum_to_find = sum / 3 // variable 'sum_to_find' was never mutated; consider changing to 'let' constant // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// your code here
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// your code here
return false
}
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// --------------------------------- // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count-2 {
for j in i+1..<l.count-1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
// -----------------------------------------------------------------------------
// 1.1
// Given two strings, write a method to decide if one is a permutation of the
// other.
// isPermutation("abcd", "dabc") == true
// isPermutation("abcd", "dcab") == false
// isPermutation("abcd", "dcba") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabd") == false
// isPermutation("abcd", "dcabfunc triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count - 2 {
for j in i+1..<l.count - 1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
for i in 0..<l.count - 2 {
for j in i+1..<l.count - 1 {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// ---------------------------func triplesSumToZero(l: [Int]) -> Bool {
var count = 0
var sum = 0
for i in l {
if i == 0 {
count += 1
} else {
sum += i
}
}
if count > 2 || (count == 1 && sum == 0) {
return true
} else {
return false
}
}user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var count = 0
var sum = 0
for i in l {
if i == 0 {
count += 1
} else {
sum += i
}
}
if count > 2 || (count == 1 && sum == 0) {
return true
} else {
return false
}
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var count = 0
var sum = 0
for i in l {
if i == 0 {
count += 1
} else {
sum += i
}
}
return count >= 3 || sum == 0
}user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var count = 0
var sum = 0
for i in l {
if i == 0 {
count += 1
} else {
sum += i
}
}
return count >= 3 || sum == 0
}
print(triplesSumToZero(l: [1, 3, 5, 0])) // false
print(triplesSumToZero(l: [1, 3, -2, 1])) // true
print(triplesSumToZero(l: [1, 2, 3, 7])) // false
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7])) // true
print(triplesSumToZero(l: [1])) // false
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var count = 0
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
count += 1
break
}
}
if count > 1 {
return true
}
}
}
return false
}user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var count = 0
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
count += 1
break
}
}
if count > 1 {
return true
}
}
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var count = 0
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
count += 1
}
}
}
}
return count > 0
}user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var count = 0
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
count += 1
}
}
}
}
return count > 0
}
```func triplesSumToZero(l: [Int]) -> Bool {
var count = 0
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
count += 1
break
}
}
if count > 1 {
return true
}
}
}
return false
}user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var count = 0
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
count += 1
break
}
}
if count > 1 {
return true
}
}
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var count = 0
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
count += 1
break
}
}
if count > 1 {
return true
}
}
}
return false
}user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var count = 0
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
count += 1
break
}
}
if count > 1 {
return true
}
}
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var count = 0
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
count += 1
}
}
}
}
return count > 0
}user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var count = 0
for i in 0..<l.count {
for j in (i + 1)..<l.count {
for k in (j + 1)..<l.count {
if l[i] + l[j] + l[k] == 0 {
count += 1
}
}
}
}
return count > 0
}
```func triplesSumToZero(l: [Int]) -> Bool {
var count = 0
var sum = 0
for i in l {
if i == 0 {
count += 1
} else {
sum += i
}
}
return count > 2 || (sum == 0 && count > 0)
}user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var count = 0
var sum = 0
for i in l {
if i == 0 {
count += 1
} else {
sum += i
}
}
return count > 2 || (sum == 0 && count > 0)
}
print(triplesSumToZero(l: [1, 3, 5, 0])) // false
print(triplesSumToZero(l: [1, 3, -2, 1])) // true
print(triplesSumToZero(l: [1, 2, 3, 7])) // false
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7])) // true
print(triplesSumToZero(l: [1])) // false
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var count = 0
var sum = 0
for i in l {
if i == 0 {
count += 1
} else {
sum += i
}
}
return count >= 3 || sum == 0
}user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var count = 0
var sum = 0
for i in l {
if i == 0 {
count += 1
} else {
sum += i
}
}
return count >= 3 || sum == 0
}
print(triplesSumToZero(l: [1, 3, 5, 0])) // false
print(triplesSumToZero(l: [1, 3, -2, 1])) // true
print(triplesSumToZero(l: [1, 2, 3, 7])) // false
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7])) // true
print(triplesSumToZero(l: [1])) // false
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var count = 0
var sum = 0
for i in l {
if i == 0 {
count += 1
} else {
sum += i
}
}
return count >= 3 || sum == 0
}user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var count = 0
var sum = 0
for i in l {
if i == 0 {
count += 1
} else {
sum += i
}
}
return count >= 3 || sum == 0
}
print(triplesSumToZero(l: [1, 3, 5, 0])) // false
print(triplesSumToZero(l: [1, 3, -2, 1])) // true
print(triplesSumToZero(l: [1, 2, 3, 7])) // false
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7])) // true
print(triplesSumToZero(l: [1])) // false
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// Insert your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Insert your code here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// Your code goes here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Your code goes here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// Insert your code for triplesSumToZero here
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Insert your code for triplesSumToZero here
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
// Your code goes here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Your code goes here
}
```} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
var result = false
for i in 0...l.count-3 {
for j in i+1...l.count-2 {
for k in j+1...l.count-1 {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var result = false
for i in 0...l.count-3 {
for j in i+1...l.count-2 {
for k in j+1...l.count-1 {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}
print(triplesSumToZero(l: [1, 3, 5, 0]))
print(triplesSumToZero(l: [1, 3, -2, 1]))
print(triplesSumToZero(l: [1, 2, 3, 7]))
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]))
print(triplesSumToZero(l: [1]))
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var result = false
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
break
}
}
}
}
return result
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var result = false
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
break
}
}
}
}
return result
}
print(triplesSumToZero(l: [1, 3, 5, 0]))
print(triplesSumToZero(l: [1, 3, -2, 1]))
print(triplesSumToZero(l: [1, 2, 3, 7]))
print(triplesSumToZero(l: [2, 4, -5, 3, 9, 7]))
print(triplesSumToZero(l: [1]))
// ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------func triplesSumToZero(l: [Int]) -> Bool {
// write your code here
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// write your code here
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var start = i + 1
var end = sortedArray.count - 1
while start < end {
let sum = sortedArray[i] + sortedArray[start] + sortedArray[end]
if sum == 0 {
return true
} else if sum < 0 {
start += 1
} else {
end -= 1
}
}
}
return false
}user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var start = i + 1
var end = sortedArray.count - 1
while start < end {
let sum = sortedArray[i] + sortedArray[start] + sortedArray[end]
if sum == 0 {
return true
} else if sum < 0 {
start += 1
} else {
end -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var low = i + 1
var high = sortedArray.count - 1
while low < high {
let sum = sortedArray[i] + sortedArray[low] + sortedArray[high]
if sum == 0 {
return true
} else if sum < 0 {
low += 1
} else {
high -= 1
}
}
}
return false
}user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var low = i + 1
var high = sortedArray.count - 1
while low < high {
let sum = sortedArray[i] + sortedArray[low] + sortedArray[high]
if sum == 0 {
return true
} else if sum < 0 {
low += 1
} else {
high -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
let a = sortedArray[i]
var start = i + 1
var end = sortedArray.count - 1
while start < end {
let b = sortedArray[start]
let c = sortedArray[end]
if a + b + c == 0 {
return true
} else if a + b + c < 0 {
start += 1
} else {
end -= 1
}
}
}
return false
}user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
let a = sortedArray[i]
var start = i + 1
var end = sortedArray.count - 1
while start < end {
let b = sortedArray[start]
let c = sortedArray[end]
if a + b + c == 0 {
return true
} else if a + b + c < 0 {
start += 1
} else {
end -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var j = i + 1
var k = sortedArray.count - 1
while j < k {
let sum = sortedArray[i] + sortedArray[j] + sortedArray[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var j = i + 1
var k = sortedArray.count - 1
while j < k {
let sum = sortedArray[i] + sortedArray[j] + sortedArray[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var low = i + 1
var high = sortedArray.count - 1
while low < high {
let sum = sortedArray[i] + sortedArray[low] + sortedArray[high]
if sum == 0 {
return true
} else if sum < 0 {
low += 1
} else {
high -= 1
}
}
}
return false
}user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var low = i + 1
var high = sortedArray.count - 1
while low < high {
let sum = sortedArray[i] + sortedArray[low] + sortedArray[high]
if sum == 0 {
return true
} else if sum < 0 {
low += 1
} else {
high -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var j = i + 1
var k = sortedArray.count - 1
while j < k {
let sum = sortedArray[i] + sortedArray[j] + sortedArray[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var j = i + 1
var k = sortedArray.count - 1
while j < k {
let sum = sortedArray[i] + sortedArray[j] + sortedArray[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var j = i + 1
var k = sortedArray.count - 1
while j < k {
let sum = sortedArray[i] + sortedArray[j] + sortedArray[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var j = i + 1
var k = sortedArray.count - 1
while j < k {
let sum = sortedArray[i] + sortedArray[j] + sortedArray[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var j = i + 1
var k = sortedArray.count - 1
while j < k {
let sum = sortedArray[i] + sortedArray[j] + sortedArray[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count-2 {
var j = i + 1
var k = sortedArray.count - 1
while j < k {
let sum = sortedArray[i] + sortedArray[j] + sortedArray[k]
if sum == 0 {
return true
} else if sum < 0 {
j += 1
} else {
k -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var low = i + 1
var high = sortedArray.count - 1
while low < high {
let sum = sortedArray[i] + sortedArray[low] + sortedArray[high]
if sum == 0 {
return true
} else if sum < 0 {
low += 1
} else {
high -= 1
}
}
}
return false
}user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var low = i + 1
var high = sortedArray.count - 1
while low < high {
let sum = sortedArray[i] + sortedArray[low] + sortedArray[high]
if sum == 0 {
return true
} else if sum < 0 {
low += 1
} else {
high -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var low = i + 1
var high = sortedArray.count - 1
while low < high {
let sum = sortedArray[i] + sortedArray[low] + sortedArray[high]
if sum == 0 {
return true
} else if sum < 0 {
low += 1
} else {
high -= 1
}
}
}
return false
}user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
var low = i + 1
var high = sortedArray.count - 1
while low < high {
let sum = sortedArray[i] + sortedArray[low] + sortedArray[high]
if sum == 0 {
return true
} else if sum < 0 {
low += 1
} else {
high -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for (i, a) in l.enumerated() {
for b in l[i+1...] {
let c = -a - b
if seen.contains(c) {
return true
}
seen.insert(b)
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for (i, a) in l.enumerated() {
for b in l[i+1...] {
let c = -a - b
if seen.contains(c) {
return true
}
seen.insert(b)
}
}
return false
}
```for b in l[i+1...] { // for-in loop requires 'Int' to conform to 'Sequence'for b in l[i+1...] { // cannot convert value of type 'PartialRangeFrom<Int>' to expected argument type 'Int'func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for (i, a) in l.enumerated() {
for b in l[i+1...] {
let c = -a - b
if seen.contains(c) {
return true
}
seen.insert(b)
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for (i, a) in l.enumerated() {
for b in l[i+1...] {
let c = -a - b
if seen.contains(c) {
return true
}
seen.insert(b)
}
}
return false
}
```for b in l[i+1...] { // for-in loop requires 'Int' to conform to 'Sequence'for b in l[i+1...] { // cannot convert value of type 'PartialRangeFrom<Int>' to expected argument type 'Int'func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for (i, a) in l.enumerated() {
for (j, b) in l.enumerated() where i != j {
let c = -(a + b)
if l.contains(c) && !seen.contains(c) {
return true
}
seen.insert(b)
}
seen.insert(a)
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for (i, a) in l.enumerated() {
for (j, b) in l.enumerated() where i != j {
let c = -(a + b)
if l.contains(c) && !seen.contains(c) {
return true
}
seen.insert(b)
}
seen.insert(a)
}
return false
}
```
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
var left = i + 1
var right = sorted.count - 1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
let sorted = l.sorted()
for i in 0..<sorted.count-2 {
var left = i + 1
var right = sorted.count - 1
while left < right {
let sum = sorted[i] + sorted[left] + sorted[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
var result = false
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
break
}
}
}
}
return result
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
var result = false
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
break
}
}
}
}
return result
}
```
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for (i, a) in l.enumerated() {
for (j, b) in l.enumerated() where i != j {
let c = -a - b
if seen.contains(c) {
return true
}
seen.insert(b)
}
seen.removeAll()
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for (i, a) in l.enumerated() {
for (j, b) in l.enumerated() where i != j {
let c = -a - b
if seen.contains(c) {
return true
}
seen.insert(b)
}
seen.removeAll()
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for (i, a) in l.enumerated() {
for (j, b) in l.enumerated() where i != j {
let c = -(a + b)
if l.contains(c) && !seen.contains(c) {
return true
}
seen.insert(b)
}
seen.insert(a)
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for (i, a) in l.enumerated() {
for (j, b) in l.enumerated() where i != j {
let c = -(a + b)
if l.contains(c) && !seen.contains(c) {
return true
}
seen.insert(b)
}
seen.insert(a)
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
var result = false
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
var result = false
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
}
}
}
}
return result
}
```func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
let complement = -l[i] - l[j]
if seen.contains(complement) {
return true
}
seen.insert(l[j])
}
seen.removeAll()
}
return false
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in 0..<l.count {
for j in i+1..<l.count {
let complement = -l[i] - l[j]
if seen.contains(complement) {
return true
}
seen.insert(l[j])
}
seen.removeAll()
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
var result = false
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
break
}
}
}
}
return result
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// TODO: Write your code here
var result = false
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
result = true
break
}
}
}
}
return result
}
```func triplesSumToZero(l: [Int]) -> Bool {
// Your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Your code here
}
```
} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// Your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Your code here
}
```
} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// Your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Your code here
}
```
} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// Your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Your code here
}
```
} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// Your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Your code here
}
```
} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// Your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Your code here
}
```
} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// Your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Your code here
}
```
} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// Your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Your code here
}
```
} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// Your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Your code here
}
```
} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
// Your code here
}```swift
// triples_sum_to_zero takes an array of integers as an input.
// it returns true if there are three distinct elements in the array that
// sum to zero, and false otherwise.
// triplesSumToZero(l: [1, 3, 5, 0]) == false
// triplesSumToZero(l: [1, 3, -2, 1]) == true
// triplesSumToZero(l: [1, 2, 3, 7]) == false
// triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
// triplesSumToZero(l: [1]) == false
func triplesSumToZero(l: [Int]) -> Bool {
// Your code here
}
```
} // missing return in global function expected to return 'Bool'func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l.indices {
let complement = -l[i]
// Check if the complement exists in the set
if seen.contains(complement) {
return true
}
// Add the current element to the set
seen.insert(l[i])
}
return false
}system
You are Qwen, created by Alibaba Cloud. You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l.indices {
let complement = -l[i]
// Check if the complement exists in the set
if seen.contains(complement) {
return true
}
// Add the current element to the set
seen.insert(l[i])
}
return false
}
```
// XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l.indices {
let complement = -l[i]
if seen.contains(complement) {
return true
}
seen.insert(l[i])
}
return false
}system
You are Qwen, created by Alibaba Cloud. You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l.indices {
let complement = -l[i]
if seen.contains(complement) {
return true
}
seen.insert(l[i])
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
let sortedL = l.sorted()
for i in 0..<sortedL.count-2 {
var left = i + 1
var right = sortedL.count - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}system
You are Qwen, created by Alibaba Cloud. You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let sortedL = l.sorted()
for i in 0..<sortedL.count-2 {
var left = i + 1
var right = sortedL.count - 1
while left < right {
let sum = sortedL[i] + sortedL[left] + sortedL[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n-2 {
var left = i+1
var right = n-1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}system
You are Qwen, created by Alibaba Cloud. You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n-2 {
var left = i+1
var right = n-1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l.indices {
let complement = -l[i]
// Check if the complement exists in the set
if seen.contains(complement) {
return true
}
// Add the current element to the set
seen.insert(l[i])
}
return false
}system
You are Qwen, created by Alibaba Cloud. You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l.indices {
let complement = -l[i]
// Check if the complement exists in the set
if seen.contains(complement) {
return true
}
// Add the current element to the set
seen.insert(l[i])
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l.indices {
let complement = -l[i]
// Check if the complement exists in the set
if seen.contains(complement) {
return true
}
// Add the current element to the set
seen.insert(l[i])
}
return false
}system
You are Qwen, created by Alibaba Cloud. You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l.indices {
let complement = -l[i]
// Check if the complement exists in the set
if seen.contains(complement) {
return true
}
// Add the current element to the set
seen.insert(l[i])
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n {
var left = i + 1
var right = n - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}system
You are Qwen, created by Alibaba Cloud. You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n {
var left = i + 1
var right = n - 1
while left < right {
let sum = l[i] + l[left] + l[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l {
let complement = -i
// Check if the complement exists in the set
if seen.contains(complement) {
return true
}
// Add the current element to the set
seen.insert(i)
}
return false
}system
You are Qwen, created by Alibaba Cloud. You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l {
let complement = -i
// Check if the complement exists in the set
if seen.contains(complement) {
return true
}
// Add the current element to the set
seen.insert(i)
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l.indices {
let complement = -l[i]
if seen.contains(complement) {
return true
}
seen.insert(l[i])
}
return false
}system
You are Qwen, created by Alibaba Cloud. You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l.indices {
let complement = -l[i]
if seen.contains(complement) {
return true
}
seen.insert(l[i])
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l.indices {
let complement = -l[i]
// Check if the complement exists in the set
if seen.contains(complement) {
return true
}
// Add the current element to the set
seen.insert(l[i])
}
return false
}system
You are Qwen, created by Alibaba Cloud. You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
var seen = Set<Int>()
for i in l.indices {
let complement = -l[i]
// Check if the complement exists in the set
if seen.contains(complement) {
return true
}
// Add the current element to the set
seen.insert(l[i])
}
return false
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n-2 {
var dict = [Int: Int]()
for j in i+1..<n {
let complement = -(l[i] + l[j])
if let _ = dict[complement] {
return true
} else {
dict[l[j]] = j
}
}
}
return false
}system
You are Qwen, created by Alibaba Cloud. You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n-2 {
var dict = [Int: Int]()
for j in i+1..<n {
let complement = -(l[i] + l[j])
if let _ = dict[complement] {
return true
} else {
dict[l[j]] = j
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n-2 {
var s = Set<Int>()
for j in i+1..<n {
let x = -(l[i] + l[j])
if s.contains(x) {
return true
} else {
s.insert(l[j])
}
}
}
return false
}system
You are Qwen, created by Alibaba Cloud. You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n-2 {
var s = Set<Int>()
for j in i+1..<n {
let x = -(l[i] + l[j])
if s.contains(x) {
return true
} else {
s.insert(l[j])
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n-2 {
var dict = [Int: Int]()
for j in i+1..<n {
let complement = -(l[i] + l[j])
if dict[complement] != nil {
return true
} else {
dict[l[j]] = j
}
}
}
return false
}system
You are Qwen, created by Alibaba Cloud. You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n-2 {
var dict = [Int: Int]()
for j in i+1..<n {
let complement = -(l[i] + l[j])
if dict[complement] != nil {
return true
} else {
dict[l[j]] = j
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n-2 {
var dict = [Int: Int]()
for j in i+1..<n {
let complement = -(l[i] + l[j])
if let _ = dict[complement] {
return true
} else {
dict[l[j]] = j
}
}
}
return false
}system
You are Qwen, created by Alibaba Cloud. You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n-2 {
var dict = [Int: Int]()
for j in i+1..<n {
let complement = -(l[i] + l[j])
if let _ = dict[complement] {
return true
} else {
dict[l[j]] = j
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n-2 {
var seen = Set<Int>()
for j in i+1..<n {
let complement = -(l[i] + l[j])
if seen.contains(complement) {
return true
} else {
seen.insert(l[j])
}
}
}
return false
}system
You are Qwen, created by Alibaba Cloud. You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n-2 {
var seen = Set<Int>()
for j in i+1..<n {
let complement = -(l[i] + l[j])
if seen.contains(complement) {
return true
} else {
seen.insert(l[j])
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n {
var seen = Set<Int>()
for j in (i+1)..<n {
let required = -(l[i] + l[j])
if seen.contains(required) {
return true
} else {
seen.insert(l[j])
}
}
}
return false
}system
You are Qwen, created by Alibaba Cloud. You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n {
var seen = Set<Int>()
for j in (i+1)..<n {
let required = -(l[i] + l[j])
if seen.contains(required) {
return true
} else {
seen.insert(l[j])
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n-2 {
var seen = Set<Int>()
for j in i+1..<n {
let complement = -(l[i] + l[j])
if seen.contains(complement) {
return true
} else {
seen.insert(l[j])
}
}
}
return false
}system
You are Qwen, created by Alibaba Cloud. You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n-2 {
var seen = Set<Int>()
for j in i+1..<n {
let complement = -(l[i] + l[j])
if seen.contains(complement) {
return true
} else {
seen.insert(l[j])
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n-2 {
var seen = Set<Int>()
for j in i+1..<n {
let required = -(l[i] + l[j])
if seen.contains(required) {
return true
}
seen.insert(l[j])
}
}
return false
}system
You are Qwen, created by Alibaba Cloud. You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n-2 {
var seen = Set<Int>()
for j in i+1..<n {
let required = -(l[i] + l[j])
if seen.contains(required) {
return true
}
seen.insert(l[j])
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n-2 {
var dict = [Int: Int]()
for j in i+1..<n {
let complement = -(l[i] + l[j])
if let _ = dict[complement] {
return true
} else {
dict[l[j]] = j
}
}
}
return false
}system
You are Qwen, created by Alibaba Cloud. You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n-2 {
var dict = [Int: Int]()
for j in i+1..<n {
let complement = -(l[i] + l[j])
if let _ = dict[complement] {
return true
} else {
dict[l[j]] = j
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n-2 {
var dict = [Int: Int]()
for j in i+1..<n {
let complement = -(l[i] + l[j])
if let _ = dict[complement] {
return true
} else {
dict[l[j]] = j
}
}
}
return false
}system
You are Qwen, created by Alibaba Cloud. You are a helpful assistant.
user
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
assistant
```swift
func triplesSumToZero(l: [Int]) -> Bool {
let n = l.count
for i in 0..<n-2 {
var dict = [Int: Int]()
for j in i+1..<n {
let complement = -(l[i] + l[j])
if let _ = dict[complement] {
return true
} else {
dict[l[j]] = j
}
}
}
return false
}
``` // Fatal error: Range requires lowerBound <= upperBoundfunc triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if sortedArray[i] > 0 {
break
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if sortedArray[i] > 0 {
break
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if sortedArray[i] > 0 {
break
}
if sortedArray[i] == sortedArray[i + 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if sortedArray[i] > 0 {
break
}
if sortedArray[i] == sortedArray[i + 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
let sortedList = l.sorted()
for i in 0..<sortedList.count - 2 {
if sortedList[i] == 0 {
return true
}
if sortedList[i] > 0 {
return false
}
if binarySearch(sortedList, target: -sortedList[i], start: i + 1, end: sortedList.count - 1) {
return true
}
}
return false
}
func binarySearch(_ list: [Int], target: Int, start: Int, end: Int) -> Bool {
if start > end {
return false
}
let mid = (start + end) / 2
if list[mid] == target {
return true
} else if list[mid] < target {
return binarySearch(list, target: target, start: mid + 1, end: end)
} else {
return binarySearch(list, target: target, start: start, end: mid - 1)
}
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
let sortedList = l.sorted()
for i in 0..<sortedList.count - 2 {
if sortedList[i] == 0 {
return true
}
if sortedList[i] > 0 {
return false
}
if binarySearch(sortedList, target: -sortedList[i], start: i + 1, end: sortedList.count - 1) {
return true
}
}
return false
}
func binarySearch(_ list: [Int], target: Int, start: Int, end: Int) -> Bool {
if start > end {
return false
}
let mid = (start + end) / 2
if list[mid] == target {
return true
} else if list[mid] < target {
return binarySearch(list, target: target, start: mid + 1, end: end)
} else {
return binarySearch(list, target: target, start: start, end: mid - 1)
}
}
``` // XCTAssertTrue failedfunc triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if sortedArray[i] > 0 {
break
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if sortedArray[i] > 0 {
break
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if sortedArray[i] > 0 {
break
}
if sortedArray[i] == sortedArray[i + 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if sortedArray[i] > 0 {
break
}
if sortedArray[i] == sortedArray[i + 1] {
continue
}
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[i] + sortedArray[left] + sortedArray[right]
if sum == 0 {
return true
} else if sum < 0 {
left += 1
} else {
right -= 1
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
for i in 0..<l.count {
for j in i+1..<l.count {
for k in j+1..<l.count {
if l[i] + l[j] + l[k] == 0 {
return true
}
}
}
}
return false
}
```func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if sortedArray[i] == 0 {
return true
}
if sortedArray[i] > 0 {
break
}
let target = -sortedArray[i]
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[left] + sortedArray[right]
if sum == target {
return true
} else if sum < target {
left += 1
} else {
right -= 1
}
}
}
return false
}### Instruction:
Write code in Swift programming language. Don't include usage examples or tests.
triples_sum_to_zero takes an array of integers as an input.
it returns true if there are three distinct elements in the array that
sum to zero, and false otherwise.
triplesSumToZero(l: [1, 3, 5, 0]) == false
triplesSumToZero(l: [1, 3, -2, 1]) == true
triplesSumToZero(l: [1, 2, 3, 7]) == false
triplesSumToZero(l: [2, 4, -5, 3, 9, 7]) == true
triplesSumToZero(l: [1]) == false
### Response:
```swift
func triplesSumToZero(l: [Int]) -> Bool {
if l.count < 3 {
return false
}
let sortedArray = l.sorted()
for i in 0..<sortedArray.count - 2 {
if sortedArray[i] == 0 {
return true
}
if sortedArray[i] > 0 {
break
}
let target = -sortedArray[i]
var left = i + 1
var right = sortedArray.count - 1
while left < right {
let sum = sortedArray[left] + sortedArray[right]
if sum == target {
return true
} else if sum < target {
left += 1
} else {
right -= 1
}
}
}
return false
}
``` // XCTAssertTrue failed