2018年8月3日
2018 杭电多校3 - M.Walking Plan
摘要： 题目链接 Problem Description There are $$$n$$$ intersections in Bytetown, connected with $$$m$$$ one way streets. Little $$$Q$$$ likes sport walking very 阅读全文
posted @ 2018-08-03 16:49 会打表的toby 阅读(267) 评论(0) 推荐(0) 编辑