ID 题目 显示标签 隐藏标签 AC / 尝试 难度
4794 P923D   Picking Strings 0 / 0 9
4788 P924D   Contact ATC 0 / 0 9
4761 P930D   Game with Tokens 0 / 0 9
4705 P946G   Almost Increasing Array 0 / 0 9
4681 P954H   Path Counting 0 / 0 9
4665 P958C3   Encryption (hard) 0 / 0 9
4617 P963D   Frequency of String 0 / 0 9
4598 P976D   Degree Set 0 / 0 9
4596 P976F   Minimal k-covering 0 / 0 9
4566 P981F   Round Marriage 0 / 0 9
4565 P981G   Magic multisets 0 / 0 9
4541 P986C   AND Graph 0 / 0 9
4525 P989D   A Shade of Moonlight 0 / 0 9
4506 P992E   Nastya and King-Shamans 0 / 0 9
4502 P993D   Compute Power 0 / 0 9
4494 P995D   Game 0 / 0 9
4487 P997C   Sky Full of Stars 0 / 0 9
4371 P1017F   The Neutral Zone 0 / 0 9
4315 P1030F   Putting Boxes Together 0 / 0 9
4276 P1037F   Maximum Reduction 0 / 0 9
4255 P1041F   Ray in the tube 0 / 0 9
4243 P1043F   Make It One 0 / 0 9
4235 P1045A   Last chance 0 / 0 9
4200 P1055E   Segments on the Line 0 / 0 9
4192 P1056F   Write The Contest 0 / 0 9
4148 P1065F   Up and Down the Tree 0 / 0 9
4113 P1073F   Choosing Two Paths 0 / 0 9
4104 P1076F   Summer Practice Report 0 / 0 9
4059 P1085F   Rock-Paper-Scissors Champion 0 / 0 9
3992 P1096E   The Top Scorer 0 / 0 9
3984 P1097F   Alex and a TV Show 0 / 0 9
3968 P1100D   Dasha and Chess 0 / 0 9
3966 P1100F   Ivan and Burgers 0 / 0 9
3902 P1111E   Tree 0 / 0 9
3869 P1117F   Crisp String 0 / 0 9
3868 P1117G   Recursive Queries 0 / 0 9
3848 P1120D   Power Tree 0 / 0 9
3805 P1137C   Museums Tour 0 / 0 9
3794 P1139F   Dish Shopping 0 / 0 9
3751 P1146F   Leaf Partition 0 / 0 9
3612 P1174E   Ehab and the Expected GCD Problem 0 / 0 9
3605 P1175F   The Number of Subpermutations 0 / 0 9
3566 P1181E1   A Story of One Country (Easy) 0 / 0 9
3524 P1186E   Vus the Cossack and a Field 0 / 0 9
3517 P1187F   Expected Square Beauty 0 / 0 9
3516 P1187G   Gang Up 0 / 0 9
3514 P1188A2   Add on a Tree: Revolution 0 / 0 9
3512 P1188C   Array Beauty 0 / 0 9
3479 P1195F   Geometers Anonymous Club 0 / 0 9
3461 P1198E   Rectangle Painting 2 0 / 0 9

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