摘要: 题面 传送门:http://codeforces.com/problemset/problem/840/C C. On the Bench time limit per test2 seconds memory limit per test256 megabytes inputstandard in 阅读全文
posted @ 2018-05-09 19:02 birchtree 阅读(265) 评论(0) 推荐(0) 编辑