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Generate a Swift translation of this Go snippet without changing its computational steps.
package main import ( "bytes" "fmt" "io/ioutil" "log" "strings" "unicode/utf8" ) func isVowel(c rune) bool { return strings.ContainsRune("aeiou", c) } func main() { wordList := "unixdict.txt" b, err := ioutil.ReadFile(wordList) if err != nil { log.Fatal("Error reading file...
import Foundation func isVowel(_ char: Character) -> Bool { switch (char) { case "a", "A", "e", "E", "i", "I", "o", "O", "u", "U": return true default: return false } } func alternatingVowelsAndConsonants(word: String) -> Bool { return zip(word, word.dropFirst()).allSatisfy{isVowel...
Rewrite this program in Swift while keeping its functionality equivalent to the Go version.
package main import ( "fmt" "math" ) const ( RE = 6371000 DD = 0.001 FIN = 1e7 ) func rho(a float64) float64 { return math.Exp(-a / 8500) } func radians(degrees float64) float64 { return degrees * math.Pi / 180 } func height(a, z, d float64) float64 { aa := RE + a hh := ...
import Foundation extension Double { var radians: Double { self * .pi / 180 } } func columnDensity(_ a: Double, _ z: Double) -> Double { func rho(_ a: Double) -> Double { exp(-a / 8500) } func height(_ d: Double) -> Double { let aa = 6_371_000 + a let hh = aa * aa + d * d - 2 * d * aa * cos((180 ...
Change the following Go code into Swift without altering its purpose.
package main import ( "bytes" "fmt" "io/ioutil" "log" "strings" "unicode/utf8" ) func main() { wordList := "unixdict.txt" b, err := ioutil.ReadFile(wordList) if err != nil { log.Fatal("Error reading file") } bwords := bytes.Fields(b) var words []string for _...
import Foundation let minLength = 12 let substring = "the" do { try String(contentsOfFile: "unixdict.txt", encoding: String.Encoding.ascii) .components(separatedBy: "\n") .filter{$0.count >= minLength && $0.contains(substring)} .enumerated() .forEach{print(String(format: "%2d. %@",...
Convert the following code from Go to Swift, ensuring the logic remains intact.
package main import ( "fmt" "unsafe" ) func main() { myVar := 3.14 myPointer := &myVar fmt.Println("Address:", myPointer, &myVar) fmt.Printf("Address: %p %p\n", myPointer, &myVar) var addr64 int64 var addr32 int32 ptr := unsafe.Pointer(myPointer) if unsafe.Sizeof(ptr) <= unsafe.Sizeof(addr64) { addr64 = ...
class MyClass { } func printAddress<T>(of pointer: UnsafePointer<T>) { print(pointer) } func test() { var x = 42 var y = 3.14 var z = "foo" var obj = MyClass() withUnsafePointer(to: &x) { print($0) } withUnsafePointer(to: &y) { print($0) } withUnsafePointer(to: &z) { print(...
Translate this program into Swift but keep the logic exactly as in Go.
package main import ( "bytes" "fmt" "io/ioutil" "log" "unicode/utf8" ) func main() { wordList := "unixdict.txt" b, err := ioutil.ReadFile(wordList) if err != nil { log.Fatal("Error reading file") } bwords := bytes.Fields(b) count := 0 for _, bword := range bword...
import Foundation do { try String(contentsOfFile: "unixdict.txt", encoding: String.Encoding.ascii) .components(separatedBy: "\n") .filter{$0.count > 5 && $0.prefix(3) == $0.suffix(3)} .enumerated() .forEach{print("\($0.0 + 1). \($0.1)")} } catch { print(error.localizedDescriptio...
Preserve the algorithm and functionality while converting the code from Go to Swift.
package main import ( "bytes" "fmt" "io/ioutil" "log" "unicode/utf8" ) func main() { wordList := "unixdict.txt" b, err := ioutil.ReadFile(wordList) if err != nil { log.Fatal("Error reading file") } bwords := bytes.Fields(b) var words []string for _, bword := ran...
import Foundation func containsAllVowelsOnce(_ word: String) -> Bool { var vowels = 0 for ch in word { var bit = 0 switch (ch) { case "a", "A": bit = 1 case "e", "E": bit = 2 case "i", "I": bit = 4 case "o", "O": bi...
Convert the following code from Go to Swift, ensuring the logic remains intact.
package main import ( "bytes" "fmt" "io/ioutil" "log" "sort" "strings" ) func main() { wordList := "unixdict.txt" b, err := ioutil.ReadFile(wordList) if err != nil { log.Fatal("Error reading file") } bwords := bytes.Fields(b) words := make([]string, len(bwords))...
import Foundation let minLength = 5 func loadDictionary(_ path: String) throws -> Set<String> { let contents = try String(contentsOfFile: path, encoding: String.Encoding.ascii) return Set<String>(contents.components(separatedBy: "\n").filter{$0.count >= minLength}) } func pad(string: String, width: Int) -> S...
Ensure the translated Swift code behaves exactly like the original Go snippet.
package main import ( "fmt" "math" ) type rule func(float64, float64) float64 var dxs = []float64{ -0.533, 0.270, 0.859, -0.043, -0.205, -0.127, -0.071, 0.275, 1.251, -0.231, -0.401, 0.269, 0.491, 0.951, 1.150, 0.001, -0.382, 0.161, 0.915, 2.080, -2.337, 0.034, -0.126, 0.014, 0...
import Foundation let dxs = [ -0.533, 0.270, 0.859, -0.043, -0.205, -0.127, -0.071, 0.275, 1.251, -0.231, -0.401, 0.269, 0.491, 0.951, 1.150, 0.001, -0.382, 0.161, 0.915, 2.080, -2.337, 0.034, -0.126, 0.014, 0.709, 0.129, -1.093, -0.483, -1.193, 0.020, -0.051, 0.047, -0.095, 0.695, 0.340, -...
Write the same algorithm in Swift as shown in this Go implementation.
package main import ( "fmt" "math" ) type rule func(float64, float64) float64 var dxs = []float64{ -0.533, 0.270, 0.859, -0.043, -0.205, -0.127, -0.071, 0.275, 1.251, -0.231, -0.401, 0.269, 0.491, 0.951, 1.150, 0.001, -0.382, 0.161, 0.915, 2.080, -2.337, 0.034, -0.126, 0.014, 0...
import Foundation let dxs = [ -0.533, 0.270, 0.859, -0.043, -0.205, -0.127, -0.071, 0.275, 1.251, -0.231, -0.401, 0.269, 0.491, 0.951, 1.150, 0.001, -0.382, 0.161, 0.915, 2.080, -2.337, 0.034, -0.126, 0.014, 0.709, 0.129, -1.093, -0.483, -1.193, 0.020, -0.051, 0.047, -0.095, 0.695, 0.340, -...
Port the provided Go code into Swift while preserving the original functionality.
package main import ( "bufio" "fmt" "log" "math/rand" "os" "strconv" "strings" "time" ) var cave = map[int][3]int{ 1: {2, 3, 4}, 2: {1, 5, 6}, 3: {1, 7, 8}, 4: {1, 9, 10}, 5: {2, 9, 11}, 6: {2, 7, 12}, 7: {3, 6, 13}, 8: {3, 10, 14}, 9: {4, 5, 15}, 10: {4, 8, 16}, 11: {5, 12...
import Foundation var cave: [Int:[Int]] = [ 1: [2, 3, 4], 2: [1, 5, 6], 3: [1, 7, 8], 4: [1, 9, 10], 5: [2, 9, 11], 6: [2, 7, 12], 7: [3, 6, 13], 8: [3, 10, 14], 9: [4, 5, 15], 10: [4, 8, 16], 11: [5, 12, 17], 12: [6, 11, 18], 13: [7, 14, 18], 14: [8, 13, 19], ...
Can you help me rewrite this code in Swift instead of Go, keeping it the same logically?
package main import "fmt" func main() { for { fmt.Printf("SPAM\n") } }
while true { println("SPAM") }
Generate a Swift translation of this Go snippet without changing its computational steps.
package main import ( "fmt" "math" "bytes" "encoding/binary" ) type testCase struct { hashCode string string } var testCases = []testCase{ {"d41d8cd98f00b204e9800998ecf8427e", ""}, {"0cc175b9c0f1b6a831c399e269772661", "a"}, {"900150983cd24fb0d6963f7d28e17f72", "abc"}, {"f96b69...
import Foundation public class MD5 { private let s: [UInt32] = [7, 12, 17, 22, 7, 12, 17, 22, 7, 12, 17, 22, 7, 12, 17, 22, 5, 9, 14, 20, 5, 9, 14, 20, 5, 9, 14, 20, 5, 9, 14, 20, 4, 11, 16, 23, 4, 11, 16, 23, 4, 11, 16, 23, 4, ...
Write the same code in Swift as shown below in Go.
package main import ( "fmt" "sort" "sync" "time" ) type history struct { timestamp tsFunc hs []hset } type tsFunc func() time.Time type hset struct { int t time.Time } func newHistory(ts tsFunc) history { return history{ts, []hset{{t: ts()}}} } ...
var historyOfHistory = [Int]() var history:Int = 0 { willSet { historyOfHistory.append(history) } } history = 2 history = 3 history = 4 println(historyOfHistory)
Generate a Swift translation of this Go snippet without changing its computational steps.
func multiply(a, b float64) float64 { return a * b }
func multiply(a: Double, b: Double) -> Double { return a * b }
Write the same algorithm in Swift as shown in this Go implementation.
package main import ( "fmt" "log" "math/big" ) func jacobi(a, n uint64) int { if n%2 == 0 { log.Fatal("'n' must be a positive odd integer") } a %= n result := 1 for a != 0 { for a%2 == 0 { a /= 2 nn := n % 8 if nn == 3 || nn == 5 { ...
import Foundation func jacobi(a: Int, n: Int) -> Int { var a = a % n var n = n var res = 1 while a != 0 { while a & 1 == 0 { a >>= 1 if n % 8 == 3 || n % 8 == 5 { res = -res } } (a, n) = (n, a) if a % 4 == 3 && n % 4 == 3 { res = -res } a %= n ...
Preserve the algorithm and functionality while converting the code from Go to Swift.
package main import ( "fmt" "log" "math/big" ) func jacobi(a, n uint64) int { if n%2 == 0 { log.Fatal("'n' must be a positive odd integer") } a %= n result := 1 for a != 0 { for a%2 == 0 { a /= 2 nn := n % 8 if nn == 3 || nn == 5 { ...
import Foundation func jacobi(a: Int, n: Int) -> Int { var a = a % n var n = n var res = 1 while a != 0 { while a & 1 == 0 { a >>= 1 if n % 8 == 3 || n % 8 == 5 { res = -res } } (a, n) = (n, a) if a % 4 == 3 && n % 4 == 3 { res = -res } a %= n ...
Convert this Go snippet to Swift and keep its semantics consistent.
package main import ( "math/rand" "fmt" ) func main() { list := []int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10} for i := 1; i <= 10; i++ { sattoloCycle(list) fmt.Println(list) } } func sattoloCycle(list []int) { for x := len(list) -1; x > 0; x-- { j := rand.Intn(x) list[x], list[j] = list[j], list[x] } }
extension Array { public mutating func satalloShuffle() { for i in stride(from: index(before: endIndex), through: 1, by: -1) { swapAt(i, .random(in: 0..<i)) } } public func satalloShuffled() -> [Element] { var arr = Array(self) arr.satalloShuffle() return arr } } let testCases = [ ...
Port the following code from Go to Swift with equivalent syntax and logic.
package main import ( "math/rand" "fmt" ) func main() { list := []int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10} for i := 1; i <= 10; i++ { sattoloCycle(list) fmt.Println(list) } } func sattoloCycle(list []int) { for x := len(list) -1; x > 0; x-- { j := rand.Intn(x) list[x], list[j] = list[j], list[x] } }
extension Array { public mutating func satalloShuffle() { for i in stride(from: index(before: endIndex), through: 1, by: -1) { swapAt(i, .random(in: 0..<i)) } } public func satalloShuffled() -> [Element] { var arr = Array(self) arr.satalloShuffle() return arr } } let testCases = [ ...
Change the following Go code into Swift without altering its purpose.
package main import "fmt" type Func func(int) int type FuncFunc func(Func) Func type RecursiveFunc func (RecursiveFunc) Func func main() { fac := Y(almost_fac) fib := Y(almost_fib) fmt.Println("fac(10) = ", fac(10)) fmt.Println("fib(10) = ", fib(10)) } func Y(f FuncFunc) Func { g := func(r RecursiveFunc) Func ...
struct RecursiveFunc<F> { let o : RecursiveFunc<F> -> F } func Y<A, B>(f: (A -> B) -> A -> B) -> A -> B { let r = RecursiveFunc<A -> B> { w in f { w.o(w)($0) } } return r.o(r) } let fac = Y { (f: Int -> Int) in { $0 <= 1 ? 1 : $0 * f($0-1) } } let fib = Y { (f: Int -> Int) in { $0 <= 2 ? 1 : f($0-1)+f($0-2)...
Rewrite the snippet below in Swift so it works the same as the original Go code.
package main import ( "fmt" "strconv" ) func main() { var fact [12]uint64 fact[0] = 1 for n := uint64(1); n < 12; n++ { fact[n] = fact[n-1] * n } for b := 9; b <= 12; b++ { fmt.Printf("The factorions for base %d are:\n", b) for i := uint64(1); i < 1500000; i++...
var fact = Array(repeating: 0, count: 12) fact[0] = 1 for n in 1..<12 { fact[n] = fact[n - 1] * n } for b in 9...12 { print("The factorions for base \(b) are:") for i in 1..<1500000 { var sum = 0 var j = i while j > 0 { sum += fact[j % b] j /= b } if sum == i { print("\...
Ensure the translated Swift code behaves exactly like the original Go snippet.
package main import ( "fmt" "strconv" ) func main() { var fact [12]uint64 fact[0] = 1 for n := uint64(1); n < 12; n++ { fact[n] = fact[n-1] * n } for b := 9; b <= 12; b++ { fmt.Printf("The factorions for base %d are:\n", b) for i := uint64(1); i < 1500000; i++...
var fact = Array(repeating: 0, count: 12) fact[0] = 1 for n in 1..<12 { fact[n] = fact[n - 1] * n } for b in 9...12 { print("The factorions for base \(b) are:") for i in 1..<1500000 { var sum = 0 var j = i while j > 0 { sum += fact[j % b] j /= b } if sum == i { print("\...
Change the programming language of this snippet from Go to Swift without modifying what it does.
package main import ( "fmt" "os" ) func main() { if len(os.Args) > 1 { fmt.Println(os.Args[1]) } }
#!/usr/bin/swift import Foundation print(Process.arguments[1..<Process.arguments.count].joinWithSeparator(" "))
Convert the following code from Go to Swift, ensuring the logic remains intact.
package main import ( "fmt" "os" ) func main() { if len(os.Args) > 1 { fmt.Println(os.Args[1]) } }
#!/usr/bin/swift import Foundation print(Process.arguments[1..<Process.arguments.count].joinWithSeparator(" "))
Convert this Go snippet to Swift and keep its semantics consistent.
package main import "fmt" func countDivisors(n int) int { count := 0 i := 1 k := 2 if n%2 == 0 { k = 1 } for i*i <= n { if n%i == 0 { count++ j := n / i if j != i { count++ } } i += k } retu...
import Foundation func divisorCount(number: Int) -> Int { var n = number var total = 1 while (n & 1) == 0 { total += 1 n >>= 1 } var p = 3 while p * p <= n { var count = 1 while n % p == 0 { count += 1 n /= p } t...
Ensure the translated Swift code behaves exactly like the original Go snippet.
package main import "fmt" func countDivisors(n int) int { count := 0 i := 1 k := 2 if n%2 == 0 { k = 1 } for i*i <= n { if n%i == 0 { count++ j := n / i if j != i { count++ } } i += k } retu...
import Foundation func divisorCount(number: Int) -> Int { var n = number var total = 1 while (n & 1) == 0 { total += 1 n >>= 1 } var p = 3 while p * p <= n { var count = 1 while n % p == 0 { count += 1 n /= p } t...
Keep all operations the same but rewrite the snippet in Swift.
package main import "fmt" func main() { bf(10, `++++++++++[>+>+++>++++>+++++++>++++++++>+++++++++>++ ++++++++>+++++++++++>++++++++++++<<<<<<<<<-]>>>>+.>>> >+..<.<++++++++.>>>+.<<+.<<<<++++.<++.>>>+++++++.>>>.+++. <+++++++.--------.<<<<<+.<+++.---.`) } func bf(dLen int, is string) { ds := make([]byt...
import Foundation let valids = [">", "<", "+", "-", ".", ",", "[", "]"] as Set<Character> var ip = 0 var dp = 0 var data = [UInt8](count: 30_000, repeatedValue: 0) let input = Process.arguments if input.count != 2 { fatalError("Need one input file") } let infile: String! do { infile = try String(contentsOf...
Change the following Go code into Swift without altering its purpose.
package main import "fmt" func main() { bf(10, `++++++++++[>+>+++>++++>+++++++>++++++++>+++++++++>++ ++++++++>+++++++++++>++++++++++++<<<<<<<<<-]>>>>+.>>> >+..<.<++++++++.>>>+.<<+.<<<<++++.<++.>>>+++++++.>>>.+++. <+++++++.--------.<<<<<+.<+++.---.`) } func bf(dLen int, is string) { ds := make([]byt...
import Foundation let valids = [">", "<", "+", "-", ".", ",", "[", "]"] as Set<Character> var ip = 0 var dp = 0 var data = [UInt8](count: 30_000, repeatedValue: 0) let input = Process.arguments if input.count != 2 { fatalError("Need one input file") } let infile: String! do { infile = try String(contentsOf...
Convert the following code from Go to Swift, ensuring the logic remains intact.
package main import "fmt" func mertens(to int) ([]int, int, int) { if to < 1 { to = 1 } merts := make([]int, to+1) primes := []int{2} var sum, zeros, crosses int for i := 1; i <= to; i++ { j := i cp := 0 spf := false for _, p := range primes { ...
import Foundation func mertensNumbers(max: Int) -> [Int] { var mertens = Array(repeating: 1, count: max + 1) for n in 2...max { for k in 2...n { mertens[n] -= mertens[n / k] } } return mertens } let max = 1000 let mertens = mertensNumbers(max: max) let count = 200 let colu...
Convert the following code from Go to Swift, ensuring the logic remains intact.
package cards import ( "math/rand" ) type Suit uint8 const ( Spade Suit = 3 Heart Suit = 2 Diamond Suit = 1 Club Suit = 0 ) func (s Suit) String() string { const suites = "CDHS" return suites[s : s+1] } type Rank uint8 const ( Ace Rank = 1 Two Rank = 2 Three Rank = 3 Four Rank = 4 Fiv...
struct Card: CustomStringConvertible { enum Suit: String, CaseIterable, CustomStringConvertible { case clubs = "♣️" case diamonds = "♦️" case hearts = "♥️" case spades = "♠️" var description: String { rawValue } } let suit: Suit let value: Int var description: String { let valueAsString: String ...
Rewrite the snippet below in Swift so it works the same as the original Go code.
package main import "fmt" func gcd(n, k int) int { if n < k || k < 1 { panic("Need n >= k and k >= 1") } s := 1 for n&1 == 0 && k&1 == 0 { n >>= 1 k >>= 1 s <<= 1 } t := n if n&1 != 0 { t = -k } for t != 0 { for t&1 == 0 { ...
public func totient(n: Int) -> Int { var n = n var i = 2 var tot = n while i * i <= n { if n % i == 0 { while n % i == 0 { n /= i } tot -= tot / i } if i == 2 { i = 1 } i += 2 } if n > 1 { tot -= tot / n } return tot } public struct PerfectT...
Convert the following code from Go to Swift, ensuring the logic remains intact.
package main import "fmt" func gcd(n, k int) int { if n < k || k < 1 { panic("Need n >= k and k >= 1") } s := 1 for n&1 == 0 && k&1 == 0 { n >>= 1 k >>= 1 s <<= 1 } t := n if n&1 != 0 { t = -k } for t != 0 { for t&1 == 0 { ...
public func totient(n: Int) -> Int { var n = n var i = 2 var tot = n while i * i <= n { if n % i == 0 { while n % i == 0 { n /= i } tot -= tot / i } if i == 2 { i = 1 } i += 2 } if n > 1 { tot -= tot / n } return tot } public struct PerfectT...
Ensure the translated Swift code behaves exactly like the original Go snippet.
package main import ( "fmt" "math/big" ) func main() { limit := 100 last := 12 unsigned := true l := make([][]*big.Int, limit+1) for n := 0; n <= limit; n++ { l[n] = make([]*big.Int, limit+1) for k := 0; k <= limit; k++ { l[n][k] = new(big.Int) } ...
import BigInt import Foundation @inlinable public func factorial<T: BinaryInteger>(_ n: T) -> T { guard n != 0 else { return 1 } return stride(from: n, to: 0, by: -1).reduce(1, *) } @inlinable public func lah<T: BinaryInteger>(n: T, k: T) -> T { if k == 1 { return factorial(n) } else if k == n { ...
Generate a Swift translation of this Go snippet without changing its computational steps.
package main import ( "fmt" "math/big" ) func main() { limit := 100 last := 12 unsigned := true l := make([][]*big.Int, limit+1) for n := 0; n <= limit; n++ { l[n] = make([]*big.Int, limit+1) for k := 0; k <= limit; k++ { l[n][k] = new(big.Int) } ...
import BigInt import Foundation @inlinable public func factorial<T: BinaryInteger>(_ n: T) -> T { guard n != 0 else { return 1 } return stride(from: n, to: 0, by: -1).reduce(1, *) } @inlinable public func lah<T: BinaryInteger>(n: T, k: T) -> T { if k == 1 { return factorial(n) } else if k == n { ...
Write the same algorithm in Swift as shown in this Go implementation.
package main import ( "fmt" "math/rand" "time" ) func cocktailShakerSort(a []int) { var begin = 0 var end = len(a) - 2 for begin <= end { newBegin := end newEnd := begin for i := begin; i <= end; i++ { if a[i] > a[i+1] { a[i+1], a[i] = a[i],...
func cocktailShakerSort<T: Comparable>(_ a: inout [T]) { var begin = 0 var end = a.count if end == 0 { return } end -= 1 while begin < end { var new_begin = end var new_end = begin var i = begin while i < end { if a[i + 1] < a[i] { ...
Please provide an equivalent version of this Go code in Swift.
package main import ( "fmt" "strconv" ) func isPrime(n int) bool { switch { case n < 2: return false case n%2 == 0: return n == 2 case n%3 == 0: return n == 3 default: d := 5 for d*d <= n { if n%d == 0 { return false ...
import Foundation class BitArray { var array: [UInt32] init(size: Int) { array = Array(repeating: 0, count: (size + 31)/32) } func get(index: Int) -> Bool { let bit = UInt32(1) << (index & 31) return (array[index >> 5] & bit) != 0 } func set(index: Int, value:...
Change the following Go code into Swift without altering its purpose.
package main import "fmt" func countDivisors(n int) int { count := 0 i := 1 k := 2 if n%2 == 0 { k = 1 } for i*i <= n { if n%i == 0 { count++ j := n / i if j != i { count++ } } i += k } retu...
import Foundation func divisorCount(number: Int) -> Int { var n = number var total = 1 while (n & 1) == 0 { total += 1 n >>= 1 } var p = 3 while p * p <= n { var count = 1 while n % p == 0 { count += 1 n /= p } t...
Convert the following code from Go to Swift, ensuring the logic remains intact.
package main import "fmt" func MeaningOfLife() int { return 42 } func libMain() { fmt.Println("The meaning of life is", MeaningOfLife()) }
import Foundation public class ScriptedMain { public var meaningOfLife = 42 public init() {} public class func main() { var meaning = ScriptedMain().meaningOfLife println("Main: The meaning of life is \(meaning)") } } #if SCRIPTEDMAIN @objc class ScriptedMainAutoload { @objc class func load() { ...
Please provide an equivalent version of this Go code in Swift.
package main import "fmt" func MeaningOfLife() int { return 42 } func libMain() { fmt.Println("The meaning of life is", MeaningOfLife()) }
import Foundation public class ScriptedMain { public var meaningOfLife = 42 public init() {} public class func main() { var meaning = ScriptedMain().meaningOfLife println("Main: The meaning of life is \(meaning)") } } #if SCRIPTEDMAIN @objc class ScriptedMainAutoload { @objc class func load() { ...
Write a version of this Go function in Swift with identical behavior.
package main import ( "fmt" "time" ) func main() { var year int var t time.Time var lastDay = [12]int { 31,29,31,30,31,30,31,31,30,31,30,31 } for { fmt.Print("Please select a year: ") _, err := fmt.Scanf("%d", &year) if err != nil { fmt.Println(err) continue } else { break } } fmt.Prin...
import Foundation func lastSundays(of year: Int) -> [Date] { let calendar = Calendar.current var dates = [Date]() for month in 1...12 { var dateComponents = DateComponents(calendar: calendar, year: year, month: month + 1, ...
Write the same algorithm in Swift as shown in this Go implementation.
package main import ( "fmt" "time" ) func main() { var year int var t time.Time var lastDay = [12]int { 31,29,31,30,31,30,31,31,30,31,30,31 } for { fmt.Print("Please select a year: ") _, err := fmt.Scanf("%d", &year) if err != nil { fmt.Println(err) continue } else { break } } fmt.Prin...
import Foundation func lastSundays(of year: Int) -> [Date] { let calendar = Calendar.current var dates = [Date]() for month in 1...12 { var dateComponents = DateComponents(calendar: calendar, year: year, month: month + 1, ...
Produce a functionally identical Swift code for the snippet given in Go.
package main import ( "bufio" "fmt" "log" "os" "sort" "strings" ) func check(err error) { if err != nil { log.Fatal(err) } } func readWords(fileName string) []string { file, err := os.Open(fileName) check(err) defer file.Close() var words []string scanner :...
import Foundation func loadDictionary(_ path: String) throws -> Set<String> { let contents = try String(contentsOfFile: path, encoding: String.Encoding.ascii) return Set<String>(contents.components(separatedBy: "\n").filter{!$0.isEmpty}) } func rotate<T>(_ array: inout [T]) { guard array.count > 1 else { ...
Rewrite the snippet below in Swift so it works the same as the original Go code.
package main import ( "fmt" "strconv" ) func uabs(a, b uint64) uint64 { if a > b { return a - b } return b - a } func isEsthetic(n, b uint64) bool { if n == 0 { return false } i := n % b n /= b for n > 0 { j := n % b if uabs(i, j) != 1 { ...
extension Sequence { func take(_ n: Int) -> [Element] { var res = [Element]() for el in self { guard res.count != n else { return res } res.append(el) } return res } } extension String { func isEsthetic(base: Int = 10) -> Bool { zip(dropFirst(0), dropFirst()) ...
Convert this Go snippet to Swift and keep its semantics consistent.
var i int var u rune for i, u = range "voilà" { fmt.Println(i, u) }
let flag = "🇵🇷" print(flag.characters.count) print(flag.unicodeScalars.count) print(flag.utf16.count) print(flag.utf8.count) let nfc = "\u{01FA}" let nfd = "\u{0041}\u{030A}\u{0301}" let nfkx = "\u{FF21}\u{030A}\u{0301}" print(nfc == nfd) print(nfc == nfkx)
Change the programming language of this snippet from Go to Swift without modifying what it does.
package permute func Iter(p []int) func() int { f := pf(len(p)) return func() int { return f(p) } } func pf(n int) func([]int) int { sign := 1 switch n { case 0, 1: return func([]int) (s int) { s = sign sign = 0 return } defa...
func generate<T>(array: inout [T], output: (_: [T], _: Int) -> Void) { let n = array.count var c = Array(repeating: 0, count: n) var i = 1 var sign = 1 output(array, sign) while i < n { if c[i] < i { if (i & 1) == 0 { array.swapAt(0, i) } else { ...
Write the same code in Swift as shown below in Go.
package main import "fmt" func countDivisors(n int) int { count := 0 for i := 1; i*i <= n; i++ { if n%i == 0 { if i == n/i { count++ } else { count += 2 } } } return count } func main() { const max = 15 seq :=...
func divisorCount(number: Int) -> Int { var n = number var total = 1 while n % 2 == 0 { total += 1 n /= 2 } var p = 3 while p * p <= n { var count = 1 while n % p == 0 { count += 1 n /= p } total *= count ...
Write a version of this Go function in Swift with identical behavior.
package main import ( "fmt" "sort" ) type Node struct { val int back *Node } func lis (n []int) (result []int) { var pileTops []*Node for _, x := range n { j := sort.Search(len(pileTops), func (i int) bool { return pileTops[i].val >= x }) node := &Node{ x, nil } if j != 0 { node.back =...
import Foundation extension Array where Element: Comparable { @inlinable public func longestIncreasingSubsequence() -> [Element] { var startI = [Int](repeating: 0, count: count) var endI = [Int](repeating: 0, count: count + 1) var len = 0 for i in 0..<count { var lo = 1 var hi = len ...
Change the following Go code into Swift without altering its purpose.
package main import ( "fmt" "math" "rcu" "sort" ) var primes = rcu.Primes(1e8 - 1) type res struct { bc interface{} next int } func getBrilliant(digits, limit int, countOnly bool) res { var brilliant []int count := 0 pow := 1 next := math.MaxInt for k := 1; k <= digits;...
func primeArray(n: Int) -> [Bool] { var primeArr = [Bool](repeating: true, count: n + 1) primeArr[0] = false primeArr[1] = false var p = 2 while (p * p) <= n { if primeArr[p] == true { for j in stride(from: p * 2, through: n, by: p) { primeA...
Translate the given Go code snippet into Swift without altering its behavior.
package main import ( "fmt" "math" "rcu" "sort" ) var primes = rcu.Primes(1e8 - 1) type res struct { bc interface{} next int } func getBrilliant(digits, limit int, countOnly bool) res { var brilliant []int count := 0 pow := 1 next := math.MaxInt for k := 1; k <= digits;...
func primeArray(n: Int) -> [Bool] { var primeArr = [Bool](repeating: true, count: n + 1) primeArr[0] = false primeArr[1] = false var p = 2 while (p * p) <= n { if primeArr[p] == true { for j in stride(from: p * 2, through: n, by: p) { primeA...
Change the programming language of this snippet from Go to Swift without modifying what it does.
package main import ( "fmt" "sort" "strings" ) type indexSort struct { val sort.Interface ind []int } func (s indexSort) Len() int { return len(s.ind) } func (s indexSort) Less(i, j int) bool { return s.ind[i] < s.ind[j] } func (s indexSort) Swap(i, j int) { s.val.Swap(s.ind[i], s.ind[j]) s.ind[i], ...
func disjointOrder<T: Hashable>(m: [T], n: [T]) -> [T] { let replaceCounts = n.reduce(into: [T: Int](), { $0[$1, default: 0] += 1 }) let reduced = m.reduce(into: ([T](), n, replaceCounts), {cur, el in cur.0.append(cur.2[el, default: 0] > 0 ? cur.1.removeFirst() : el) cur.2[el]? -= 1 }) return reduced.0...
Translate the given Go code snippet into Swift without altering its behavior.
package main import ( "bytes" "fmt" "io/ioutil" "log" "strings" ) func isPrime(n int) bool { if n < 2 { return false } if n%2 == 0 { return n == 2 } if n%3 == 0 { return n == 3 } d := 5 for d*d <= n { if n%d == 0 { return ...
import Foundation class BitArray { var array: [UInt32] init(size: Int) { array = Array(repeating: 0, count: (size + 31)/32) } func get(index: Int) -> Bool { let bit = UInt32(1) << (index & 31) return (array[index >> 5] & bit) != 0 } func set(index: Int, value:...
Ensure the translated Swift code behaves exactly like the original Go snippet.
package main import ( "bytes" "fmt" "io/ioutil" "log" "strings" ) func isPrime(n int) bool { if n < 2 { return false } if n%2 == 0 { return n == 2 } if n%3 == 0 { return n == 3 } d := 5 for d*d <= n { if n%d == 0 { return ...
import Foundation class BitArray { var array: [UInt32] init(size: Int) { array = Array(repeating: 0, count: (size + 31)/32) } func get(index: Int) -> Bool { let bit = UInt32(1) << (index & 31) return (array[index >> 5] & bit) != 0 } func set(index: Int, value:...
Can you help me rewrite this code in Swift instead of Go, keeping it the same logically?
package main import ( "fmt" "math/big" ) func main() { one := big.NewInt(1) two := big.NewInt(2) next := new(big.Int) sylvester := []*big.Int{two} prod := new(big.Int).Set(two) count := 1 for count < 10 { next.Add(prod, one) sylvester = append(sylvester, new(big.Int...
import BigNumber func sylvester(n: Int) -> BInt { var a = BInt(2) for _ in 0..<n { a = a * a - a + 1 } return a } var sum = BDouble(0) for n in 0..<10 { let syl = sylvester(n: n) sum += BDouble(1) / BDouble(syl) print(syl) } print("Sum of the reciprocals of first ten in sequence: \(sum)")
Produce a functionally identical Swift code for the snippet given in Go.
package main import ( "fmt" "log" "math/rand" "time" ) func generate(from, to int64) { if to < from || from < 0 { log.Fatal("Invalid range.") } span := to - from + 1 generated := make([]bool, span) count := span for count > 0 { n := from + rand.Int63n(span) ...
var array = Array(1...20) array.shuffle() print(array)
Rewrite the snippet below in Swift so it works the same as the original Go code.
package main import "fmt" func circleSort(a []int, lo, hi, swaps int) int { if lo == hi { return swaps } high, low := hi, lo mid := (hi - lo) / 2 for lo < hi { if a[lo] > a[hi] { a[lo], a[hi] = a[hi], a[lo] swaps++ } lo++ hi-- } ...
func circleSort<T: Comparable>(_ array: inout [T]) { func circSort(low: Int, high: Int, swaps: Int) -> Int { if low == high { return swaps } var lo = low var hi = high let mid = (hi - lo) / 2 var s = swaps while lo < hi { if array[lo] >...
Write the same algorithm in Swift as shown in this Go implementation.
package main import ( "fmt" "math" ) var ( Two = "Two circles." R0 = "R==0.0 does not describe circles." Co = "Coincident points describe an infinite number of circles." CoR0 = "Coincident points with r==0.0 describe a degenerate circle." Diam = "Points form a diameter and describe on...
import Foundation struct Point: Equatable { var x: Double var y: Double } struct Circle { var center: Point var radius: Double static func circleBetween( _ p1: Point, _ p2: Point, withRadius radius: Double ) -> (Circle, Circle?)? { func applyPoint(_ p1: Point, _ p2: Point, op: (Double...
Convert this Go block to Swift, preserving its control flow and logic.
package main import ( "fmt" "math" ) var ( Two = "Two circles." R0 = "R==0.0 does not describe circles." Co = "Coincident points describe an infinite number of circles." CoR0 = "Coincident points with r==0.0 describe a degenerate circle." Diam = "Points form a diameter and describe on...
import Foundation struct Point: Equatable { var x: Double var y: Double } struct Circle { var center: Point var radius: Double static func circleBetween( _ p1: Point, _ p2: Point, withRadius radius: Double ) -> (Circle, Circle?)? { func applyPoint(_ p1: Point, _ p2: Point, op: (Double...
Can you help me rewrite this code in Swift instead of Go, keeping it the same logically?
package main import ( "fmt" "math" ) func max(a, b uint64) uint64 { if a > b { return a } return b } func min(a, b uint64) uint64 { if a < b { return a } return b } func ndigits(x uint64) (n int) { for ; x > 0; x /= 10 { n++ } return } fu...
import Foundation func vampire<T>(n: T) -> [(T, T)] where T: BinaryInteger, T.Stride: SignedInteger { let strN = String(n).sorted() let fangLength = strN.count / 2 let start = T(pow(10, Double(fangLength - 1))) let end = T(Double(n).squareRoot()) var fangs = [(T, T)]() for i in start...end where n % i ==...
Can you help me rewrite this code in Swift instead of Go, keeping it the same logically?
package main import ( "log" "os" "os/exec" ) func main() { args := []string{ "-m", "-v", "0.75", "a.wav", "-v", "0.25", "b.wav", "-d", "trim", "4", "6", "repeat", "5", } cmd := exec.Command("sox", args...) cmd.Stdout = os.Stdout cmd.Stderr = os.Stderr ...
import AVFoundation class PlayerControl: NSObject, AVAudioPlayerDelegate { let player1:AVAudioPlayer! let player2:AVAudioPlayer! var playedBoth = false var volume:Float { get { return player1.volume } set { player1.volume = newValue ...
Convert the following code from Go to Swift, ensuring the logic remains intact.
package main import ( "fmt" "strings" ) func printBlock(data string, le int) { a := []byte(data) sumBytes := 0 for _, b := range a { sumBytes += int(b - 48) } fmt.Printf("\nblocks %c, cells %d\n", a, le) if le-sumBytes <= 0 { fmt.Println("No solution") return ...
import Foundation func nonoblock(cells: Int, blocks: [Int]) { print("\(cells) cells and blocks \(blocks):") let totalBlockSize = blocks.reduce(0, +) if cells < totalBlockSize + blocks.count - 1 { print("no solution") return } func solve(cells: Int, index: Int, totalBlockSize: Int, ...
Generate a Swift translation of this Go snippet without changing its computational steps.
package main import ( "fmt" "strings" ) func printBlock(data string, le int) { a := []byte(data) sumBytes := 0 for _, b := range a { sumBytes += int(b - 48) } fmt.Printf("\nblocks %c, cells %d\n", a, le) if le-sumBytes <= 0 { fmt.Println("No solution") return ...
import Foundation func nonoblock(cells: Int, blocks: [Int]) { print("\(cells) cells and blocks \(blocks):") let totalBlockSize = blocks.reduce(0, +) if cells < totalBlockSize + blocks.count - 1 { print("no solution") return } func solve(cells: Int, index: Int, totalBlockSize: Int, ...
Port the following code from Go to Swift with equivalent syntax and logic.
package main import "fmt" type Item struct { name string weight, value, qty int } var items = []Item{ {"map", 9, 150, 1}, {"compass", 13, 35, 1}, {"water", 153, 200, 2}, {"sandwich", 50, 60, 2}, {"glucose", 15, 60, 2}, {"tin", 68, 45, 3}, {"banana", 27, 60, 3}, {"apple", 39, 40, 3},...
public struct KnapsackItem: Hashable { public var name: String public var weight: Int public var value: Int public init(name: String, weight: Int, value: Int) { self.name = name self.weight = weight self.value = value } } public func knapsack(items: [KnapsackItem], limit: Int) -> [KnapsackItem] ...
Convert the following code from Go to Swift, ensuring the logic remains intact.
package main import ( "fmt" "math" "strconv" "strings" ) func d2d(d float64) float64 { return math.Mod(d, 360) } func g2g(g float64) float64 { return math.Mod(g, 400) } func m2m(m float64) float64 { return math.Mod(m, 6400) } func r2r(r float64) float64 { return math.Mod(r, 2*math.Pi) } func d2g(d...
import Foundation func normalize(_ f: Double, N: Double) -> Double { var a = f while a < -N { a += N } while a >= N { a -= N } return a } func normalizeToDeg(_ f: Double) -> Double { return normalize(f, N: 360) } func normalizeToGrad(_ f: Double) -> Double { return normalize(f, N: 400) } func normaliz...
Please provide an equivalent version of this Go code in Swift.
package main import ( "bufio" "fmt" "log" "os" "regexp" "strings" ) func main() { f, err := os.Open("unixdict.txt") if err != nil { log.Fatalln(err) } defer f.Close() s := bufio.NewScanner(f) rie := regexp.MustCompile("^ie|[^c]ie") rei := regexp.MustCompile("^ei|[^c]ei") var cie, ie int var cei, ei ...
import Foundation let request = NSURLRequest(URL: NSURL(string: "http: NSURLConnection.sendAsynchronousRequest(request, queue: NSOperationQueue()) {res, data, err in if (data != nil) { if let fileAsString = NSString(data: data, encoding: NSUTF8StringEncoding) { var firstCase = false ...
Rewrite the snippet below in Swift so it works the same as the original Go code.
package main import ( "bufio" "fmt" "log" "os" "regexp" "strings" ) func main() { f, err := os.Open("unixdict.txt") if err != nil { log.Fatalln(err) } defer f.Close() s := bufio.NewScanner(f) rie := regexp.MustCompile("^ie|[^c]ie") rei := regexp.MustCompile("^ei|[^c]ei") var cie, ie int var cei, ei ...
import Foundation let request = NSURLRequest(URL: NSURL(string: "http: NSURLConnection.sendAsynchronousRequest(request, queue: NSOperationQueue()) {res, data, err in if (data != nil) { if let fileAsString = NSString(data: data, encoding: NSUTF8StringEncoding) { var firstCase = false ...
Translate the given Go code snippet into Swift without altering its behavior.
package raster import "math" func ipart(x float64) float64 { return math.Floor(x) } func round(x float64) float64 { return ipart(x + .5) } func fpart(x float64) float64 { return x - ipart(x) } func rfpart(x float64) float64 { return 1 - fpart(x) } func (g *Grmap) AaLine(x1, y1, x2, y2 float64) { ...
import Darwin public func pixel(color: Color, x: Int, y: Int) { let idx = x + y * self.width if idx >= 0 && idx < self.bitmap.count { self.bitmap[idx] = self.blendColors(bot: self.bitmap[idx], top: color) } } func fpart(_ x: Double) -> Double { return modf(x).1 } func rfpart(_ x: Double) ->...
Generate an equivalent Swift version of this Go code.
package main import ( "fmt" "math" "strings" ) func main() { for _, n := range [...]int64{ 0, 4, 6, 11, 13, 75, 100, 337, -164, math.MaxInt64, } { fmt.Println(fourIsMagic(n)) } } func fourIsMagic(n int64) string { s := say(n) s = strings.ToUpper(s[:1]) + s[1:] t := s for n != 4 { n = int64(len(s)) ...
import Foundation func fourIsMagic(_ number: NSNumber) -> String { let formatter = NumberFormatter() formatter.numberStyle = .spellOut formatter.locale = Locale(identifier: "en_EN") var result: [String] = [] var numberString = formatter.string(from: number)! result.append(numberString.capital...
Produce a functionally identical Swift code for the snippet given in Go.
package main import ( "bytes" "fmt" "strings" ) var in = ` 00000000000000000000000000000000 01111111110000000111111110000000 01110001111000001111001111000000 01110000111000001110000111000000 01110001111000001110000000000000 01111111110000001110000000000000 01110111100000001110000111000000 0111001111001110...
import UIKit let beforeTxt = """ 1100111 1100111 1100111 1100111 1100110 1100110 1100110 1100110 1100110 1100110 1100110 1100110 1111110 0000000 """ let smallrc01 = """ 00000000000000000000000000000000 01111111110000000111111110000000 01110001111000001111001111000000 01110000111000001110000111000000 0111000111100000...
Convert this Go snippet to Swift and keep its semantics consistent.
package main import ( "fmt" "math/rand" ) type symbols struct{ k, q, r, b, n rune } var A = symbols{'K', 'Q', 'R', 'B', 'N'} var W = symbols{'♔', '♕', '♖', '♗', '♘'} var B = symbols{'♚', '♛', '♜', '♝', '♞'} var krn = []string{ "nnrkr", "nrnkr", "nrknr", "nrkrn", "rnnkr", "rnknr", "rnkrn", "rknnr...
func isValid960Position(_ firstRank: String) -> Bool { var rooksPlaced = 0 var bishopColor = -1 for (i, piece) in firstRank.enumerated() { switch piece { case "♚" where rooksPlaced != 1: return false case "♜": rooksPlaced += 1 case "♝" where bishopColor == -1: bishopColor = i & ...
Please provide an equivalent version of this Go code in Swift.
import ( "fmt" "strings" ) func main() { for _, n := range []int64{ 1, 2, 3, 4, 5, 11, 65, 100, 101, 272, 23456, 8007006005004003, } { fmt.Println(sayOrdinal(n)) } } var irregularOrdinals = map[string]string{ "one": "first", "two": "second", "three": "third", "five": "fifth", "eight": "eighth"...
fileprivate class NumberNames { let cardinal: String let ordinal: String init(cardinal: String, ordinal: String) { self.cardinal = cardinal self.ordinal = ordinal } func getName(_ ordinal: Bool) -> String { return ordinal ? self.ordinal : self.cardinal } cl...
Transform the following Go implementation into Swift, maintaining the same output and logic.
package main import "fmt" import "C" func main() { code := []byte{ 0x55, 0x48, 0x89, 0xe5, 0x89, 0x7d, 0xfc, 0x89, 0x75, 0xf8, 0x8b, 0x75, 0xfc, 0x03, 0x75, 0xf8, 0x89, 0x75, 0xf4, 0x8b, 0x45, 0xf4, 0x5d, 0xc3, } le := len(code) buf := C.mmap(nil, C.size_t(le), C.PROT...
import Foundation typealias TwoIntsOneInt = @convention(c) (Int, Int) -> Int let code = [ 144, 144, 106, 12, 184, 7, 0, 0, 0, 72, 193, 224, 32, 80, 139, 68, 36, 4, 3, 68, 36, 8, 76, 137, 227, 137, 195, 72, 193, 227, 4, 128, 203, 2, 72, 131, 196, 16, 195, ] as [UInt8] func fudge(x: Int...
Port the provided Go code into Swift while preserving the original functionality.
package main import ( "fmt" "math" ) const eps = 1e-14 type point struct{ x, y float64 } func (p point) String() string { if p.x == 0 { p.x = 0 } if p.y == 0 { p.y = 0 } return fmt.Sprintf("(%g, %g)", p.x, p.y) } func sq(x float64) float64 { return x * x } ...
import Foundation import CoreGraphics func lineCircleIntersection(start: NSPoint, end: NSPoint, center: NSPoint, radius: CGFloat, segment: Bool) -> [NSPoint] { var result: [NSPoint] = [] let angle = atan2(end.y - start.y, end.x - start.x) var at = AffineTransform(rotationByRadia...
Generate a Swift translation of this Go snippet without changing its computational steps.
package main import ( "fmt" "github.com/rivo/uniseg" "log" "regexp" "strings" ) func join(words, seps []string) string { lw := len(words) ls := len(seps) if lw != ls+1 { log.Fatal("mismatch between number of words and separators") } var sb strings.Builder for i := 0...
import Foundation struct RedactionOptions: OptionSet { let rawValue: Int static let wholeWord = RedactionOptions(rawValue: 1 << 0) static let overKill = RedactionOptions(rawValue: 1 << 1) static let caseInsensitive = RedactionOptions(rawValue: 1 << 2) } func redact(text: String, target: ...
Convert this Go snippet to Swift and keep its semantics consistent.
package main import ( "fmt" "strconv" "strings" ) var atomicMass = map[string]float64{ "H": 1.008, "He": 4.002602, "Li": 6.94, "Be": 9.0121831, "B": 10.81, "C": 12.011, "N": 14.007, "O": 15.999, "F": 18.998403163, "Ne": 20.1797, "Na": 22.9897692...
import Foundation struct Chem { struct Molecule { var formula: String var parts: [Molecule] var quantity = 1 var molarMass: Double { switch parts.count { case 0: return Chem.atomicWeights[formula]! * Double(quantity) case _: return parts.lazy.map({ $0.molarMass }).r...
Translate the given Go code snippet into Swift without altering its behavior.
package main import "fmt" type frac struct{ num, den int } func (f frac) String() string { return fmt.Sprintf("%d/%d", f.num, f.den) } func f(l, r frac, n int) { m := frac{l.num + r.num, l.den + r.den} if m.den <= n { f(l, m, n) fmt.Print(m, " ") f(m, r, n) } } func main() {...
class Farey { let n: Int init(_ x: Int) { n = x } var sequence: [(Int,Int)] { var a = 0 var b = 1 var c = 1 var d = n var results = [(a, b)] while c <= n { let k = (n + b) / d let oldA = a let oldB = b ...
Port the following code from Go to Swift with equivalent syntax and logic.
package main import "fmt" type frac struct{ num, den int } func (f frac) String() string { return fmt.Sprintf("%d/%d", f.num, f.den) } func f(l, r frac, n int) { m := frac{l.num + r.num, l.den + r.den} if m.den <= n { f(l, m, n) fmt.Print(m, " ") f(m, r, n) } } func main() {...
class Farey { let n: Int init(_ x: Int) { n = x } var sequence: [(Int,Int)] { var a = 0 var b = 1 var c = 1 var d = n var results = [(a, b)] while c <= n { let k = (n + b) / d let oldA = a let oldB = b ...
Produce a functionally identical Swift code for the snippet given in Go.
package main import ( "fmt" "math" "strings" ) const threshold = uint64(1) << 47 func indexOf(s []uint64, search uint64) int { for i, e := range s { if e == search { return i } } return -1 } func contains(s []uint64, search uint64) bool { return indexOf(s, sea...
extension BinaryInteger { @inlinable public func factors(sorted: Bool = true) -> [Self] { let maxN = Self(Double(self).squareRoot()) var res = Set<Self>() for factor in stride(from: 1, through: maxN, by: 1) where self % factor == 0 { res.insert(factor) res.insert(self / factor) } r...
Produce a language-to-language conversion: from Go to Swift, same semantics.
package main import ( "fmt" "math" "strings" ) const threshold = uint64(1) << 47 func indexOf(s []uint64, search uint64) int { for i, e := range s { if e == search { return i } } return -1 } func contains(s []uint64, search uint64) bool { return indexOf(s, sea...
extension BinaryInteger { @inlinable public func factors(sorted: Bool = true) -> [Self] { let maxN = Self(Double(self).squareRoot()) var res = Set<Self>() for factor in stride(from: 1, through: maxN, by: 1) where self % factor == 0 { res.insert(factor) res.insert(self / factor) } r...
Rewrite the snippet below in Swift so it works the same as the original Go code.
package main import "fmt" func isPrime(n uint64) bool { switch { case n < 2: return false case n%2 == 0: return n == 2 case n%3 == 0: return n == 3 default: d := uint64(5) for d*d <= n { if n%d == 0 { return false } ...
import Foundation func isPrime(_ n: Int) -> Bool { if n < 2 { return false } if n % 2 == 0 { return n == 2 } if n % 3 == 0 { return n == 3 } var p = 5 while p * p <= n { if n % p == 0 { return false } p += 2 if n % p ==...
Rewrite this program in Swift while keeping its functionality equivalent to the Go version.
package main import ( "container/heap" "fmt" "strings" ) type CubeSum struct { x, y uint16 value uint64 } func (c *CubeSum) fixvalue() { c.value = cubes[c.x] + cubes[c.y] } type CubeSumHeap []*CubeSum func (h CubeSumHeap) Len() int { return len(h) } func (h CubeSumHeap) Less(i, j int) bool { retu...
extension Array { func combinations(_ k: Int) -> [[Element]] { return Self._combinations(slice: self[startIndex...], k) } static func _combinations(slice: Self.SubSequence, _ k: Int) -> [[Element]] { guard k != 1 else { return slice.map({ [$0] }) } guard k != slice.count else { retur...
Write the same code in Swift as shown below in Go.
package main import "fmt" func sieve(limit int) []bool { limit++ c := make([]bool, limit) c[0] = true c[1] = true p := 3 for { p2 := p * p if p2 >= limit { break } for i := p2; i < limit; i += 2 * p { c[i] = true } ...
import Foundation class PrimeSieve { var composite: [Bool] init(size: Int) { composite = Array(repeating: false, count: size/2) var p = 3 while p * p <= size { if !composite[p/2 - 1] { let inc = p * 2 var q = p * p while q...
Port the following code from Go to Swift with equivalent syntax and logic.
package main import ( "fmt" "math/big" ) func main() { fmt.Print("!0 through !10: 0") one := big.NewInt(1) n := big.NewInt(1) f := big.NewInt(1) l := big.NewInt(1) next := func() { f.Mul(f, n); l.Add(l, f); n.Add(n, one) } for ; ; next() { fmt.Print(" ", l) if n.Int...
import BigInt func factorial<T: BinaryInteger>(_ n: T) -> T { guard n != 0 else { return 1 } return stride(from: n, to: 0, by: -1).reduce(1, *) } prefix func ! <T: BinaryInteger>(n: T) -> T { guard n != 0 else { return 0 } return stride(from: 0, to: n, by: 1).lazy.map(factorial).reduce(0, +) } ...
Translate the given Go code snippet into Swift without altering its behavior.
package main import ( "fmt" "math/big" ) func main() { fmt.Print("!0 through !10: 0") one := big.NewInt(1) n := big.NewInt(1) f := big.NewInt(1) l := big.NewInt(1) next := func() { f.Mul(f, n); l.Add(l, f); n.Add(n, one) } for ; ; next() { fmt.Print(" ", l) if n.Int...
import BigInt func factorial<T: BinaryInteger>(_ n: T) -> T { guard n != 0 else { return 1 } return stride(from: n, to: 0, by: -1).reduce(1, *) } prefix func ! <T: BinaryInteger>(n: T) -> T { guard n != 0 else { return 0 } return stride(from: 0, to: n, by: 1).lazy.map(factorial).reduce(0, +) } ...
Produce a language-to-language conversion: from Go to Swift, same semantics.
package main import "fmt" func isPrime(n int) bool { switch { case n < 2: return false case n%2 == 0: return n == 2 case n%3 == 0: return n == 3 default: d := 5 for d*d <= n { if n%d == 0 { return false } d...
import Foundation func primeSieve(limit: Int) -> [Bool] { guard limit > 0 else { return [] } var sieve = Array(repeating: true, count: limit) sieve[0] = false if limit > 1 { sieve[1] = false } if limit > 4 { for i in stride(from: 4, to: limit, by: 2) { si...
Port the following code from Go to Swift with equivalent syntax and logic.
package main import "fmt" func isPrime(n int) bool { switch { case n < 2: return false case n%2 == 0: return n == 2 case n%3 == 0: return n == 3 default: d := 5 for d*d <= n { if n%d == 0 { return false } d...
import Foundation func primeSieve(limit: Int) -> [Bool] { guard limit > 0 else { return [] } var sieve = Array(repeating: true, count: limit) sieve[0] = false if limit > 1 { sieve[1] = false } if limit > 4 { for i in stride(from: 4, to: limit, by: 2) { si...
Change the programming language of this snippet from Go to Swift without modifying what it does.
package main import ( "fmt" "rcu" ) func motzkin(n int) []int { m := make([]int, n+1) m[0] = 1 m[1] = 1 for i := 2; i <= n; i++ { m[i] = (m[i-1]*(2*i+1) + m[i-2]*(3*i-3)) / (i + 2) } return m } func main() { fmt.Println(" n M[n] Prime?") fmt.Printl...
import Foundation extension BinaryInteger { @inlinable public var isPrime: Bool { if self == 0 || self == 1 { return false } else if self == 2 { return true } let max = Self(ceil((Double(self).squareRoot()))) for i in stride(from: 2, through: max, by: 1) where self % i == 0 { ...
Convert this Go snippet to Swift and keep its semantics consistent.
package main import ( "fmt" "math/big" ) var b = new(big.Int) func isSPDSPrime(n uint64) bool { nn := n for nn > 0 { r := nn % 10 if r != 2 && r != 3 && r != 5 && r != 7 { return false } nn /= 10 } b.SetUint64(n) if b.ProbablyPrime(0) { ...
func isPrime(number: Int) -> Bool { if number < 2 { return false } if number % 2 == 0 { return number == 2 } if number % 3 == 0 { return number == 3 } if number % 5 == 0 { return number == 5 } var p = 7 let wheel = [4,2,4,2,4,6,2,6] while true ...
Transform the following Go implementation into Swift, maintaining the same output and logic.
package main import "rcu" func main() { var res []int for n := 1; n <= 70; n++ { m := 1 for rcu.DigitSum(m*n, 10) != n { m++ } res = append(res, m) } rcu.PrintTable(res, 7, 10, true) }
import Foundation func digitSum(_ num: Int) -> Int { var sum = 0 var n = num while n > 0 { sum += n % 10 n /= 10 } return sum } for n in 1...70 { for m in 1... { if digitSum(m * n) == n { print(String(format: "%8d", m), terminator: n % 10 == 0 ? "\n" : " ") ...
Ensure the translated Swift code behaves exactly like the original Go snippet.
package main import "fmt" const ( N = 2200 N2 = N * N * 2 ) func main() { s := 3 var s1, s2 int var r [N + 1]bool var ab [N2 + 1]bool for a := 1; a <= N; a++ { a2 := a * a for b := a; b <= N; b++ { ab[a2 + b * b] = true } } for c := 1; ...
func missingD(upTo n: Int) -> [Int] { var a2 = 0, s = 3, s1 = 0, s2 = 0 var res = [Int](repeating: 0, count: n + 1) var ab = [Int](repeating: 0, count: n * n * 2 + 1) for a in 1...n { a2 = a * a for b in a...n { ab[a2 + b * b] = 1 } } for c in 1..<n { s1 = s s += 2 s2 = s ...
Translate the given Go code snippet into Swift without altering its behavior.
package main import "fmt" func sieve(limit uint64) []bool { limit++ c := make([]bool, limit) c[0] = true c[1] = true for i := uint64(4); i < limit; i += 2 { c[i] = true } p := uint64(3) for { p2 := p * p if p2 >= limit { break } ...
import Foundation class PrimeSieve { var composite: [Bool] init(size: Int) { composite = Array(repeating: false, count: size/2) var p = 3 while p * p <= size { if !composite[p/2 - 1] { let inc = p * 2 var q = p * p while q...
Please provide an equivalent version of this Go code in Swift.
package main import "fmt" func main() { tableA := []struct { value int key string }{ {27, "Jonah"}, {18, "Alan"}, {28, "Glory"}, {18, "Popeye"}, {28, "Alan"}, } tableB := []struct { key string value string }{ {"Jonah", "Whales"}, {"Jonah"...
func hashJoin<A, B, K: Hashable>(_ first: [(K, A)], _ second: [(K, B)]) -> [(A, K, B)] { var map = [K: [B]]() for (key, val) in second { map[key, default: []].append(val) } var res = [(A, K, B)]() for (key, val) in first { guard let vals = map[key] else { continue } res += vals.map({...
Convert this Go snippet to Swift and keep its semantics consistent.
package main import ( "fmt" "time" ) func main() { fmt.Print("\033[?1049h\033[H") fmt.Println("Alternate screen buffer\n") s := "s" for i := 5; i > 0; i-- { if i == 1 { s = "" } fmt.Printf("\rgoing back in %d second%s...", i, s) time.Sleep(time.Secon...
public let CSI = ESC+"[" func write(_ text: String...) { for txt in text { write(STDOUT_FILENO, txt, txt.utf8.count) } } write(CSI,"?1049h") print("Alternate screen buffer\n") for n in (1...5).reversed() { print("Going back in \(n)...") sleep(1) } write(CSI,"?1049l")
Transform the following Go implementation into Swift, maintaining the same output and logic.
package main import ( "go/build" "log" "path/filepath" "github.com/unixpickle/gospeech" "github.com/unixpickle/wav" ) const pkgPath = "github.com/unixpickle/gospeech" const input = "This is an example of speech synthesis." func main() { p, err := build.Import(pkgPath, ".", build.FindOnly) ...
import Foundation let task = NSTask() task.launchPath = "/usr/bin/say" task.arguments = ["This is an example of speech synthesis."] task.launch()
Rewrite this program in Swift while keeping its functionality equivalent to the Go version.
package main import ( "fmt" "math/rand" "time" ) const ( op_num = iota op_add op_sub op_mul op_div ) type frac struct { num, denom int } type Expr struct { op int left, right *Expr value frac } var n_cards = 4 var goal = 24 var digit_range = 9 func (x *Expr) String() string { if x.op...
import Darwin import Foundation var solution = "" println("24 Game") println("Generating 4 digits...") func randomDigits() -> [Int] { var result = [Int]() for i in 0 ..< 4 { result.append(Int(arc4random_uniform(9)+1)) } return result } let digits = randomDigits() print("Make 24 using these digits : ")...
Convert the following code from Go to Swift, ensuring the logic remains intact.
package main import ( "fmt" "math/rand" "time" ) const ( op_num = iota op_add op_sub op_mul op_div ) type frac struct { num, denom int } type Expr struct { op int left, right *Expr value frac } var n_cards = 4 var goal = 24 var digit_range = 9 func (x *Expr) String() string { if x.op...
import Darwin import Foundation var solution = "" println("24 Game") println("Generating 4 digits...") func randomDigits() -> [Int] { var result = [Int]() for i in 0 ..< 4 { result.append(Int(arc4random_uniform(9)+1)) } return result } let digits = randomDigits() print("Make 24 using these digits : ")...
Maintain the same structure and functionality when rewriting this code in Swift.
package main import ( "fmt" "math/big" "strings" "time" ) func main() { start := time.Now() rd := []string{"22", "333", "4444", "55555", "666666", "7777777", "88888888", "999999999"} one := big.NewInt(1) nine := big.NewInt(9) for i := big.NewInt(2); i.Cmp(nine) <= 0; i.Add(i, one) ...
import BigInt import Foundation let rd = ["22", "333", "4444", "55555", "666666", "7777777", "88888888", "999999999"] for d in 2...9 { print("First 10 super-\(d) numbers:") var count = 0 var n = BigInt(3) var k = BigInt(0) while true { k = n.power(d) k *= BigInt(d) if let _ = String(k).range(...
Port the following code from Go to Swift with equivalent syntax and logic.
package main import ( "fmt" "math/big" "strings" "time" ) func main() { start := time.Now() rd := []string{"22", "333", "4444", "55555", "666666", "7777777", "88888888", "999999999"} one := big.NewInt(1) nine := big.NewInt(9) for i := big.NewInt(2); i.Cmp(nine) <= 0; i.Add(i, one) ...
import BigInt import Foundation let rd = ["22", "333", "4444", "55555", "666666", "7777777", "88888888", "999999999"] for d in 2...9 { print("First 10 super-\(d) numbers:") var count = 0 var n = BigInt(3) var k = BigInt(0) while true { k = n.power(d) k *= BigInt(d) if let _ = String(k).range(...
Transform the following Go implementation into Swift, maintaining the same output and logic.
package main import ( "fmt" "math" "math/big" "strings" ) func padovanRecur(n int) []int { p := make([]int, n) p[0], p[1], p[2] = 1, 1, 1 for i := 3; i < n; i++ { p[i] = p[i-2] + p[i-3] } return p } func padovanFloor(n int) []int { var p, s, t, u = new(big.Rat), new(bi...
import Foundation class PadovanRecurrence: Sequence, IteratorProtocol { private var p = [1, 1, 1] private var n = 0 func next() -> Int? { let pn = n < 3 ? p[n] : p[0] + p[1] p[0] = p[1] p[1] = p[2] p[2] = pn n += 1 return pn } } class PadovanFloor: ...
Port the provided Go code into Swift while preserving the original functionality.
package main import ( "fmt" "strconv" ) type maybe struct{ value *int } func (m maybe) bind(f func(p *int) maybe) maybe { return f(m.value) } func unit(p *int) maybe { return maybe{p} } func decrement(p *int) maybe { if p == nil { return unit(nil) } else { q := *p - 1 ...
precedencegroup MonadPrecedence { higherThan: BitwiseShiftPrecedence associativity: left } infix operator >>-: MonadPrecedence typealias Maybe = Optional extension Maybe { static func unit(_ x: Wrapped) -> Maybe<Wrapped> { return Maybe(x) } func bind<T>(_ f: (Wrapped) -> Maybe<T>) -> Maybe<T> { return s...
Write the same algorithm in Swift as shown in this Go implementation.
package main import "fmt" type mlist struct{ value []int } func (m mlist) bind(f func(lst []int) mlist) mlist { return f(m.value) } func unit(lst []int) mlist { return mlist{lst} } func increment(lst []int) mlist { lst2 := make([]int, len(lst)) for i, v := range lst { lst2[i] = v + 1 } ...
precedencegroup MonadPrecedence { higherThan: BitwiseShiftPrecedence associativity: left } infix operator >>-: MonadPrecedence extension Array { static func unit(_ x: Element) -> [Element] { return [x] } func bind<T>(_ f: (Element) -> [T]) -> [T] { return flatMap(f) } static func >>- <U>(_ m: [Element...
Produce a language-to-language conversion: from Go to Swift, same semantics.
package main import ( "bufio" "flag" "fmt" "io" "log" "os" "strings" "unicode" ) func main() { log.SetFlags(0) log.SetPrefix("textonyms: ") wordlist := flag.String("wordlist", "wordlist", "file containing the list of words to check") flag.Parse() if flag.NArg() != 0 { flag.Usage() os.Exit(2) } t ...
import Foundation func textCharacter(_ ch: Character) -> Character? { switch (ch) { case "a", "b", "c": return "2" case "d", "e", "f": return "3" case "g", "h", "i": return "4" case "j", "k", "l": return "5" case "m", "n", "o": return "6" case "p", "q...