LeetCode 200. Number of Islands in F#

URL https://leetcode.com/problems/number-of-islands/ Code https://github.com/syohex/dotnet-study/blob/master/fsharp/leetcode/problems/0200/main.fsx let numIslands (grid: char [,]) : int = let rows = Array2D.length1 grid let cols = Array2D.len...