ID 题目 显示标签 隐藏标签 AC / 尝试 难度
5183 P886E   Maximum Element 0 / 0 9
5172 P888D   Almost Identity Permutations 0 / 0 5
5163 P891E   Lust 0 / 0 10
5156 P893E   Counting Arrays 0 / 0 7
5153 P894B   Ralph And His Magic Field 0 / 0 6
5147 P895C   Square Subsets 0 / 0 7
5146 P895D   String Mark 0 / 0 7
5141 P896D   Nephren Runs a Cinema 0 / 0 10
5122 P900D   Unusual Sequences 0 / 0 7
5095 P908E   New Year and Entity Enumeration 0 / 0 9
5060 P914C   Travelling Salesman and Special Numbers 0 / 0 6
5055 P914H   Ember and Storm's Tree Game 0 / 0 10
5040 P917C   Pollywog 0 / 0 10
5023 P920G   List Of Integers 0 / 0 8
4957 P932E   Team Work 0 / 0 9
4951 P933D   A Creative Cutout 0 / 0 10
4931 P938E   Max History 0 / 0 8
4911 P946F   Fibonacci String Subsequences 0 / 0 9
4886 P954H   Path Counting 0 / 0 9
4851 P960E   Alternating Tree 0 / 0 8
4849 P960G   Bandit Blues 0 / 0 10
4841 P961G   Partitions 0 / 0 10
4798 P978E   Bus Video System 0 / 0 4
4777 P981H   K Paths 0 / 0 10
4757 P985G   Team Players 0 / 0 10
4755 P986B   Petr and Permutations 0 / 0 6
4725 P991E   Bus Number 0 / 0 6
4705 P995F   Cowmpany Cowmpensation 0 / 0 10
4701 P997B   Roman Digits 0 / 0 7
4700 P997C   Sky Full of Stars 0 / 0 9
4699 P997D   Cycles in product 0 / 0 10
4686 P1000D   Yet Another Problem On a Subsequence 0 / 0 6
4633 P1007A   Reorder the Array 0 / 0 4
4632 P1007B   Pave the Parallelepiped 0 / 0 9
4622 P1009E   Intercity Travelling 0 / 0 7
4556 P1027E   Inverse Coloring 0 / 0 7
4550 P1028D   Order book 0 / 0 7
4510 P1034C   Region Separation 0 / 0 10
4505 P1036C   Classy Numbers 0 / 0 6
4502 P1036F   Relatively Prime Powers 0 / 0 9
4495 P1037F   Maximum Reduction 0 / 0 9
4464 P1043D   Mysterious Crime 0 / 0 5
4462 P1043F   Make It One 0 / 0 9
4395 P1060F   Shrinking Tree 0 / 0 10
4368 P1065E   Side Transmutations 0 / 0 8
4333 P1073E   Segment Sum 0 / 0 8
4305 P1081C   Colorful Bricks 0 / 0 5
4284 P1084C   The Fair Nut and String 0 / 0 5
4277 P1085G   Beautiful Matrix 0 / 0 10
4261 P1089I   Interval-Free Permutations 0 / 0 10
4240 P1091D   New Year and the Permutation Concatenation 0 / 0 5
4214 P1096B   Substring Removal 0 / 0 4
4211 P1096E   The Top Scorer 0 / 0 9
4203 P1097F   Alex and a TV Show 0 / 0 9
4202 P1097G   Vladislav and a Great Legend 0 / 0 10
4173 P1102E   Monotonic Renumeration 0 / 0 5
4162 P1105C   Ayoub and Lost Array 0 / 0 5
4136 P1109D   Sasha and Interesting Fact from Graph Theory 0 / 0 9
4122 P1111D   Destroy the Colony 0 / 0 10
4079 P1118F2   Tree Cutting (Hard Version) 0 / 0 10
4008 P1140E   Palindrome-less Arrays 0 / 0 8
3942 P1151E   Number of Components 0 / 0 7
3941 P1151F   Sonya and Informatics 0 / 0 8
3928 P1153F   Serval and Bonus Problem 0 / 0 10
3873 P1166A   Silent Classroom 0 / 0 3
3863 P1167E   Range Deleting 0 / 0 7
3862 P1167F   Scalar Queries 0 / 0 8
3843 P1172B   Nauuo and Circle 0 / 0 6
3831 P1174E   Ehab and the Expected GCD Problem 0 / 0 9
3812 P1178C   Tiles 0 / 0 4
3809 P1178F1   Short Colorful Strip 0 / 0 8
3796 P1181C   Flag 0 / 0 6
3757 P1185G1   Playlist for Polycarp (easy version) 0 / 0 7
3756 P1185G2   Playlist for Polycarp (hard version) 0 / 0 10
3738 P1188E   Problem from Red Panda 0 / 0 10
3715 P1194F   Crossword Expert 0 / 0 9
3710 P1195D1   Submarine in the Rybinsk Sea (easy edition) 0 / 0 5
3709 P1195D2   Submarine in the Rybinsk Sea (hard edition) 0 / 0 6
3695 P1197E   Culture Code 0 / 0 8
3670 P1202D   Print a 1337-string... 0 / 0 6
3654 P1204E   Natasha, Sasha and the Prefix Sums 0 / 0 8
3649 P1205E   Expected Value Again 0 / 0 10
3642 P1207D   Number Of Permutations 0 / 0 6
3586 P1215B   The Number of Products 0 / 0 4
3544 P1221G   Graph And Numbers 0 / 0 10
3521 P1227F2   Wrong Answer on test 233 (Hard Version) 0 / 0 9
3515 P1228E   Another Filling the Grid 0 / 0 8
3501 P1236B   Alice and the List of Presents 0 / 0 5
3490 P1237F   Balanced Domino Placements 0 / 0 10
3484 P1238D   AB-string 0 / 0 6
3480 P1239A   Ivan the Fool and the Probability Theory 0 / 0 5
3453 P1245F   Daniel and Spring Cleaning 0 / 0 8
3419 P1251F   Red-White Fence 0 / 0 9
3395 P1254E   Send Tree to Charlie 0 / 0 10
3362 P1264D1   Beautiful Bracket Sequence (easy version) 0 / 0 10
3361 P1264D2   Beautiful Bracket Sequence (hard version) 0 / 0 10
3337 P1267K   Key Storage 0 / 0 7
3315 P1271E   Common Number 0 / 0 7
3311 P1272C   Yet Another Broken Keyboard 0 / 0 4
3306 P1276B   Two Fairs 0 / 0 6

分类

手气不错

根据当前过滤条件随机选择一道题