ID 题目 显示标签 隐藏标签 AC / 尝试 难度
9444 P1968A   Maximize? 0 / 0 3
9442 P1968C   Assembly via Remainders 0 / 0 3
9498 P1973F   Maximum GCD Sum Queries 0 / 0 10
9473 P1977C   Nikita and LCM 0 / 0 (无)
9542 P1978F   Large Graph 0 / 0 (无)
9530 P1979C   Earning on Bets 0 / 0 4
9523 P1980D   GCD-sequence 0 / 0 4
9506 P1981D   Turtle and Multiplication 0 / 0 (无)
9576 P1982B   Collatz Conjecture 0 / 0 4
9574 P1982D   Beauty of the mountains 0 / 0 5
9540 P1985B   Maximum Multiple Sum 0 / 0 (无)
9535 P1985G   D-Function 0 / 0 (无)
9567 P1986E   Beautiful Array 0 / 0 5
9565 P1986G1   Permutation Problem (Simple Version) 0 / 0 8
9564 P1986G2   Permutation Problem (Hard Version) 0 / 0 9
9619 P1991D   Prime XOR Coloring 0 / 0 (无)
9615 P1991H   Prime Split Game 0 / 0 (无)
9608 P1992F   Valuable Cards 0 / 0 6
9603 P1994D   Funny Game 0 / 0 6
9599 P1994H   Fortnite 0 / 0 10
9595 P1995C   Squaring 0 / 0 6
9588 P1996D   Fun 0 / 0 (无)

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手气不错

根据当前过滤条件随机选择一道题