LeetCode 1436. Destination City in F#

URL https://leetcode.com/problems/destination-city/description/?envType=daily-question&envId=2023-12-15 Code https://github.com/syohex/dotnet-study/blob/master/fsharp/leetcode/problems/1436/main.fsx let destCity (paths: (string * string) list) : stri...