2017年5月27日
【USACO17JAN】Promotion Counting晋升者计数 线段树+离散化
摘要： 题目描述 The cows have once again tried to form a startup company, failing to remember from past experience that cows make terrible managers! The cows, co 阅读全文
posted @ 2017-05-27 13:09 PIPIBoss 阅读(330) 评论(0) 推荐(2) 编辑