LeetCode 70. Climbing Stairs in F#

URL https://leetcode.com/problems/climbing-stairs/description/?envType=daily-question&envId=2024-01-18 Code https://github.com/syohex/dotnet-study/blob/master/fsharp/leetcode/challenge/202401/climbing_stairs/main.fsx let climbStairs (n: int) : int = ...