LeetCode 669. Trim a Binary Search Tree in F#

URL https://leetcode.com/problems/trim-a-binary-search-tree/ Code https://github.com/syohex/dotnet-study/blob/master/fsharp/leetcode/problems/0669/main.fsx type Tree = | Leaf | Node of int * Tree * Tree let rec trimBST (root: Tree) (low: int...