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
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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
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