摘要: 题目链接: http://acm.hdu.edu.cn/showproblem.php?pid=1102 Problem Description There are N villages, which are numbered from 1 to N, and you should build so 阅读全文
posted @ 2016-03-26 08:09 「空白」物语 阅读(237) 评论(0) 推荐(0) 编辑