随笔分类 -  数据结构 笛卡尔树

Codeforces Round #114 (Div. 1) D. Wizards and Roads 笛卡尔树+树贪心+阅读题
摘要：D. Wizards and Roads 题目连接： http://www.codeforces.com/contest/167/problem/D Description In some country live wizards. They love to build cities and roa 阅读全文
posted @ 2016-02-19 21:20 qscqesze 阅读(509) 评论(0) 推荐(0)