摘要: https://codeforces.com/contest/1795/problem/D #include <iostream> #include <cstring> #include <algorithm> #include <string> #include <cmath> using nam 阅读全文
posted @ 2023-02-18 22:12 突破铁皮 阅读(31) 评论(0) 推荐(0) 编辑
摘要: https://codeforces.com/contest/1795/problem/C 用二分+前缀和+差分卡过 #include <iostream> #include <cstring> #include <algorithm> #include <string> #include <cma 阅读全文
posted @ 2023-02-18 20:07 突破铁皮 阅读(38) 评论(0) 推荐(0) 编辑