摘要: 并查集的经典题目: CSUOJ 1601: War Description AME decided to destroy CH’s country. In CH’ country, There are N villages, which are numbered from 1 to N. We sa 阅读全文
posted @ 2016-05-10 18:23 csgc0131123 阅读(175) 评论(0) 推荐(0) 编辑