摘要: 题目链接:http://codeforces.com/problemset/problem/589/A 暑期集训链接:https://vjudge.net/contest/242578#problem/A A. Email Aliases time limit per test 2 seconds 阅读全文
posted @ 2018-08-02 17:24 jealous-boy 阅读(232) 评论(0) 推荐(0) 编辑