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Educational Codeforces Round 1 https://codeforces.com/contest/598 康复训练day1 1/6:A A. Tricky Sum 求和公式(等差+等比) #include <bits/stdc++.h> #define int long l 阅读全文
posted @ 2022-12-15 23:41
Sakana~
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AtCoder Beginner Contest 280 A-G https://atcoder.jp/contests/abc280 个人认为D >> E,F 被D搞心态了,导致EF都没看() A - Pawn on a Grid 统计#的个数 #include <bits/stdc++.h> u 阅读全文