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题号 状态 题目名称 通过率
CF281B Nearest Fraction
CF282A Bit++
CF282B Painting Eggs
CF282C XOR and OR
CF282E Sausage Maximization
CF283A Cows and Sequence
CF283B Cow Program
CF283C Coin Troubles
CF283D Cows and Cool Sequences
CF283E Cow Tennis Tournament
CF284A Cows and Primitive Roots
CF284B Cows and Poker Game
CF285A Slightly Decreasing Permutations
CF285B Find Marble
CF285C Building Permutation
CF285E Positions in Permutations
CF286A Lucky Permutation
CF286B Shifting
CF286C Main Sequence
CF286D Tourists