ID 题目 显示标签 隐藏标签 AC / 尝试 难度
5795 P288D  Polo the Penguin and Trees 0 / 0 9
5774 P293B  Distinct Paths 1 / 2 10
5770 P294C  Shaass and Lights 0 / 0 6
5763 P295C  Greg and Friends 0 / 0 7
5762 P295D  Greg and Caves 3 / 4 9
5759 P296B  Yaroslav and Two Strings 0 / 0 7
5747 P300C  Beautiful Numbers 0 / 0 6
5727 P305D  Olya and Graph 0 / 0 8
5723 P306C  White, Black and White Again 1 / 1 7
5671 P319A  Malek Dance Club 0 / 0 5
5657 P322B  Ciel and Flowers 0 / 0 5
5658 P323A  Black-and-White Cube 0 / 0 5
5650 P325E  The Red Button 0 / 0 10
5646 P327C  Magic Five 0 / 0 5
5647 P327C  Magic Five 0 / 0 5
5644 P327E  Axis Walking 0 / 0 8
5600 P336D  Vasily the Bear and Beautiful Strings 0 / 0 7
5601 P336E  Vasily the Bear and Painting Square 0 / 0 10
5584 P340C  Tourist Problem 0 / 0 5
5581 P340E  Iahub and Permutations 2 / 2 7
5540 P351B  Jeff and Furik 0 / 0 6
5533 P353B  Two Heaps 0 / 0 6
5520 P356C  Compartments 0 / 0 7
5503 P360C  Levko and Strings 0 / 0 9
5488 P364A  Matrix 0 / 0 5
5472 P367E  Sereja and Intervals 2 / 2 10
5450 P372E  Drawing Circles is Fun 0 / 0 10
5446 P374B  Inna and Nine 0 / 0 5
5416 P380D  Sereja and Cinema 0 / 0 9
5409 P382E  Ksenia and Combinatorics 0 / 0 10
5404 P383E  Vowels 0 / 0 10
5361 P392C  Yet Another Number Sequence 0 / 0 (无)
5350 P396A  On Number of Decompositions into Multipliers 0 / 0 (无)
5347 P396D  On Sum of Number of Inversions in Permutations 0 / 0 (无)
5328 P401D  Roman and Numbers 0 / 0 7
5321 P403D  Beautiful Pairs of Numbers 0 / 0 8
5305 P407C  Curious Array 0 / 0 9
5276 P414B  Mashmokh and ACM 0 / 0 4
5275 P414C  Mashmokh and Reverse Operation 0 / 0 7
5224 P431D  Random Task 0 / 0 7
5193 P438E  The Child and Binary Tree 1 / 1 10
5188 P439E  Devu and Birthday Celebration 0 / 0 7
5147 P449D  Jzzhu and Numbers 0 / 0 9
5139 P451E  Devu and Flowers 2 / 2 8
5136 P452C  Magic Trick 0 / 0 7
5115 P457D  Bingo! 0 / 0 10
5111 P459B  Pashmak and Flowers 0 / 0 4
5110 P459C  Pashmak and Buses 0 / 3 6
5080 P466D  Increase Sequence 0 / 0 7
5034 P476B  Dreamoon and WiFi 0 / 0 4

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手气不错

根据当前过滤条件随机选择一道题