摘要: https://atcoder.jp/contests/abc378/tasks/abc378_e https://atcoder.jp/contests/abc378/editorial/11300 #include<bits/stdc++.h> #define x first #define y 阅读全文
posted @ 2024-11-05 21:24 昊天djh 阅读(38) 评论(0) 推荐(0)