# Nim import os import times import strutils proc fibonacci*(n: int64): int64 = if n <= 1'i64: 1'i64 else: fibonacci(n - 1'i64) + fibonacci(n - 2'i64) proc main() = let args = commandLineparams() let n = args[0].parseInt() echo "fibonacci($#) = $#" % [$n, $fibonacci(n.int64)] main() // C #include <stdint.h> #include <inttypes.h> #include <stdio.h> #include <stdlib.h> int64_t fibonacci(int64_t n) {
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