James Pan

原题网址：https://leetcode.com/problems/encode-and-decode-strings/ Design an algorithm to encode a list of strings to a string. The encoded string is then sent over the network and is decoded back to

原题网址：https://leetcode.com/problems/decode-ways/ A message containing letters from A-Z is being encoded to numbers using the following mapping: 'A' -> 1 'B' -> 2 ... 'Z' -> 26 Given an enco