RosettaCodeData/Task/Fibonacci-sequence/Crystal/fibonacci-sequence-3.cr
2024-10-16 18:07:41 -07:00

3 lines
115 B
Crystal

def fibTailRecursive(n, prevFib = 0, fib = 1)
n == 0 ? prevFib : fibTailRecursive(n - 1, fib, prevFib + fib)
end