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Tina Müller 2016-12-05 23:44:36 +01:00
parent 9dc3c2bb62
commit bba7bfd280
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Task/Fibonacci-sequence/Swift/fibonacci-sequence-1.swift Normal file
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import Cocoa
func fibonacci(n: Int) -> Int {
let square_root_of_5 = sqrt(5.0)
let p = (1 + square_root_of_5) / 2
let q = 1 / p
return Int((pow(p,CDouble(n)) + pow(q,CDouble(n))) / square_root_of_5 + 0.5)
}
for i in 1...30 {
println(fibonacci(i))
}