摘要: #include<iostream> #include<cstring> #include<cstdio> #include<ctime> #include<algorithm> #define L(x) (x<<1) #define R(x) (x<<1|1) #define INF 210000 阅读全文
posted @ 2017-03-31 22:01 Strork 阅读(186) 评论(0) 推荐(0) 编辑