LeetCode 342. Power of Four in F#

URL Power of Four - LeetCode Code https://github.com/syohex/dotnet-study/tree/master/fsharp/leetcode/challenge/202310/power_of_four/main.fsx let isPowerOfFour (n: int) : bool = let countBit n = let n = (n &&& 0x55555555) + ((n >>> 1 &&& ...