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树状数组简单理解
2024-08-12
leetcode 第 391 场周赛
2024-03-31
Codeforces Round 753 (Div. 3) ABCDE
2021-11-03
Codeforces Round
2021-09-24
Educational Codeforces Round 114 (Rated for Div. 2) ABC
2021-09-21
2021牛客多校7 I xay loves or
2021-08-14
2021牛客多校9 H Happy Number
2021-08-14
2021牛客多校8 D OR
2021-08-13
2021牛客多校5 B Boxes
2021-08-06
2021牛客多校5 H Holding Two
2021-08-06
2021牛客多校2 D Er Ba Game
2021-07-19
2021牛客多校1 F Find 3-friendly Integers
2021-07-18
2021牛客多校1 B Ball Dropping
2021-07-17
关于一维差分数组的例子
2020-11-14
CodeForces - 849C From Y to Y
2020-10-10
2020牛客国庆集训派对day3 Leftbest
2020-10-03
约瑟夫环问题---2020牛客国庆集训派对day2 AKU NEGARAKU
2020-10-03
CF 1099B Squares and Segments
2020-04-04
CF 998A Balloons
2020-04-04
CF 998B Cutting
2020-04-04
CF 1150A Stock Arbitraging
2020-03-21
CF 1199A City Day
2020-03-21
CF 1199B Water Lily
2020-03-21
CF 982A Row
2020-03-14
CF 934A A Compatible Pair
2020-03-08
CF 629B Far Relative’s Problem 651A Joysticks 651B Beautiful Paintings
2020-02-29