2017年12月6日
简单并查集2hdu1213
摘要： 题目：https://vjudge.net/contest/182418#problem/C Today is Ignatius' birthday. He invites a lot of friends. Now it's dinner time. Ignatius wants to know 阅读全文
posted @ 2017-12-06 17:41 姿态H 阅读(131) 评论(0) 推荐(0) 编辑