LeetCode 680. Valid Palindrome II in F#

URL https://leetcode.com/problems/valid-palindrome-ii/ Code https://github.com/syohex/dotnet-study/blob/master/fsharp/leetcode/problems/0680/main.fsx let rec isPalindrome (cs: char []) (left: int) (right: int) : bool = if left >= right then ...