11 lines
246 B
Text
11 lines
246 B
Text
fun fib(n: Int): Int {
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require(n >= 0)
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fun fib(k: Int, a: Int, b: Int): Int =
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if (k == 0) a else fib(k - 1, b, a + b)
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return fib(n, 0, 1)
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}
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fun main(args: Array<String>) {
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for (i in 0..20) print("${fib(i)} ")
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println()
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}
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