ID 题目 显示标签 隐藏标签 AC / 尝试 难度
6950 CF2137A   Collatz Conjecture 1 / 2 10
6951 CF2137B   Fun Permutation 0 / 2 10
6952 CF2137C   Maximum Even Sum 1 / 1 10
6953 CF2137D   Replace with Occurrences 1 / 1 10
6954 CF2137E   Mexification 1 / 1 10
6955 CF2137F   Prefix Maximum Invariance 1 / 1 10
6956 CF2137G   Cry Me a River 1 / 1 10
6964 CF2149A   Be Positive 1 / 1 10
6965 CF2149B   Unconventional Pairs 1 / 1 10
6966 CF2149C   MEX rose 1 / 1 10
6967 CF2149D   A and B 1 / 1 10
6968 CF2149E   Hidden Knowledge of the Ancients 1 / 1 10
6969 CF2149F   Nezuko in the Clearing 1 / 1 10
6970 CF2149G   Buratsuta 3 1 / 1 10
6971 CF2162A   Beautiful Average 1 / 1 10
6972 CF2162B   Beautiful String 1 / 1 10
6973 CF2162C   Beautiful XOR 1 / 1 10
6975 CF2162E   Beautiful Palindromes 1 / 1 10
6976 CF2162F   Beautiful Intervals 1 / 1 10
6977 CF2162G   Beautiful Tree 1 / 1 10
6978 CF2162H   Beautiful Problem 1 / 1 10
6986 CF2171A   Shizuku Hoshikawa and Farm Legs 1 / 1 10
6987 CF2171B   Yuu Koito and Minimum Absolute Sum 1 / 1 10
6988 CF2171C1   Renako Amaori and XOR Game (easy version) 1 / 1 10
6989 CF2171C2   Renako Amaori and XOR Game (hard version) 1 / 1 10
6990 CF2171D   Rae Taylor and Trees (easy version) 1 / 1 10
6991 CF2171E   Anisphia Wynn Palettia and Good Permutations 0 / 1 10
6992 CF2171F   Rae Taylor and Trees (hard version) 1 / 1 10
6993 CF2171G   Sakura Adachi and Optimal Sequences 1 / 1 10
6994 CF2171H   Shiori Miyagi and Maximum Array Score 1 / 1 10
6995 CF2179A   Blackslex and Password 1 / 1 10
6996 CF2179B   Blackslex and Showering 1 / 2 10
6997 CF2179C   Blackslex and Number Theory 1 / 2 10
6998 CF2179D   Blackslex and Penguin Civilization 1 / 2 10
6999 CF2179E   Blackslex and Girls 1 / 1 10
7002 CF2179H   Blackslex and Plants 1 / 1 10
7003 CF2184A   Social Experiment 1 / 1 10
7004 CF2184B   Hourglass 1 / 1 10
7005 CF2184C   Huge Pile 1 / 1 10
7006 CF2184D   Unfair Game 1 / 1 10
7007 CF2184E   Exquisite Array 1 / 1 10
7008 CF2184F   Cherry Tree 1 / 1 10
7009 CF2184G   Nastiness of Segments 1 / 1 10
7018 CF2193A   DBMB and the Array 1 / 1 10
7019 CF2193B   Reverse a Permutation 1 / 1 10
7020 CF2193C   Replace and Sum 1 / 1 10
7021 CF2193D   Monster Game 1 / 1 10
7022 CF2193E   Product Queries 1 / 1 10
7023 CF2193F   Pizza Delivery 1 / 1 10
7025 CF2193H   Remove the Grail Tree 1 / 1 10

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