摘要:https://www.lydsy.com/JudgeOnline/problem.php?id=5093 markdown:https://www.zybuluo.com/mdeditor#1221753 #include<cstdio> #include<algorithm> #define r 阅读全文
posted @ 2018-07-21 20:38 Stump 阅读(93) 评论(0) 推荐(0) 编辑