ID 题目 显示标签 隐藏标签 AC / 尝试 难度
3975 P869C  The Intriguing Obsession 0 / 0 (无)
3962 P873D  Merge Sort 0 / 0 (无)
3931 P883H  Palindromic Cut 0 / 0 (无)
3928 P883K  Road Widening 0 / 0 (无)
3903 P888E  Maximum Subsequence 0 / 0 (无)
3885 P894B  Ralph And His Magic Field 0 / 0 (无)
3860 P899D  Shovel Sale 0 / 0 (无)
3821 P909C  Python Indentation 0 / 0 (无)
3811 P911D  Inversion Counting 0 / 0 (无)
3799 P913D  Too Easy Problems 0 / 0 (无)
3792 P914C  Travelling Salesman and Special Numbers 0 / 0 (无)
3774 P917A  The Monster 0 / 0 (无)
3737 P922D  Robot Vacuum Cleaner 0 / 0 (无)
3732 P923C  Perfect Security 0 / 0 (无)
3715 P926B  Add Points 0 / 0 (无)
3682 P933A  A Twisty Movement 0 / 0 (无)
3652 P939E  Maximize! 0 / 0 (无)
3641 P946D  Timetable 0 / 0 (无)
3625 P952D  I'm Feeling Lucky! 0 / 0 (无)
3591 P958F2  Lightsabers (medium) 0 / 0 (无)
3561 P963A  Alternating Sum 0 / 0 (无)
3516 P979B  Treasure Hunt 0 / 0 (无)
3491 P983B  XOR-pyramid 0 / 0 (无)
3477 P986B  Petr and Permutations 0 / 0 (无)
3466 P988D  Points and Powers of Two 0 / 0 (无)
3461 P989C  A Mist of Florescence 0 / 0 (无)
3447 P991E  Bus Number 0 / 0 (无)
3386 P1002C2  Distinguish zero state and plus state without errors 0 / 0 (无)
3364 P1005E1  Median on Segments (Permutations Edition) 0 / 0 (无)
3340 P1010B  Rocket 0 / 0 (无)
3339 P1010C  Border 0 / 0 (无)
3316 P1016C  Vasya And The Mushrooms 0 / 0 (无)
3315 P1016D  Vasya And The Matrix 0 / 0 (无)
3258 P1030D  Vasya and Triangle 0 / 0 (无)
3234 P1034A  Enlarge GCD 0 / 0 (无)
3211 P1038D  Slime 0 / 0 (无)
3192 P1042D  Petya and Array 0 / 0 (无)
3105 P1062D  Fun with Integers 0 / 0 (无)
3101 P1063B  Labyrinth 0 / 0 (无)
3084 P1066D  Boxes Packing 0 / 0 (无)
3080 P1067B  Multihedgehog 0 / 0 (无)
3057 P1073C  Vasya and Robot 0 / 0 (无)
3047 P1076D  Edge Deletion 0 / 0 (无)
3039 P1077E  Thematic Contests 0 / 0 (无)
3026 P1081D  Maximum Distance 0 / 0 (无)
3018 P1082D  Maximum Diameter Graph 0 / 0 (无)
3014 P1083A  The Fair Nut and the Best Path 0 / 0 (无)
2975 P1090D  Similar Arrays 0 / 0 (无)
2934 P1096D  Easy Problem 0 / 0 (无)
2872 P1107D  Compression 0 / 0 (无)
2864 P1108E1  Array and Segments (Easy version) 0 / 0 (无)
2860 P1109B  Sasha and One More Name 0 / 0 (无)
2802 P1118F1  Tree Cutting (Easy Version) 0 / 0 (无)
2797 P1119D  Frets On Fire 0 / 0 (无)
2782 P1129A2  Toy Train 0 / 0 (无)
2756 P1133E  K Balanced Teams 0 / 0 (无)
2750 P1136D  Nastya Is Buying Lunch 0 / 0 (无)
2741 P1138B  Circus 0 / 0 (无)
2680 P1148D  Dirty Deeds Done Dirt Cheap 0 / 0 (无)
2666 P1151C  Problem for Nazar 0 / 0 (无)
2660 P1152C  Neko does Maths 0 / 0 (无)
2645 P1154E  Two Teams 0 / 0 (无)
2635 P1156B  Ugly Pairs 0 / 0 (无)
2566 P1172A  Nauuo and Cards 0 / 0 (无)
2541 P1176D  Recover it! 0 / 0 (无)
2537 P1177B  Digits Sequence (Hard Edition) 0 / 0 (无)
2526 P1179B  Tolik and His Uncle 0 / 0 (无)
2476 P1186C  Vus the Cossack and Strings 0 / 0 (无)
2470 P1187C  Vasya And Array 0 / 0 (无)
2455 P1190B  Tokitsukaze, CSL and Stone Game 0 / 0 (无)
2431 P1195D2  Submarine in the Rybinsk Sea (hard edition) 0 / 0 (无)
2423 P1196E  Connected Component on a Chessboard 0 / 0 (无)
2364 P1207D  Number Of Permutations 0 / 0 (无)
2358 P1208C  Magic Grid 0 / 0 (无)
2318 P1213G  Path Queries 0 / 0 (无)
2269 P1221D  Make The Fence Great Again 0 / 0 (无)
2254 P1225D  Power Products 0 / 0 (无)
2246 P1227D2  Optimal Subsequences (Hard Version) 0 / 0 (无)
2184 P1244D  Paint the Tree 0 / 0 (无)
2165 P1249D1  Too Many Segments (easy version) 0 / 0 (无)
2164 P1249D2  Too Many Segments (hard version) 0 / 0 (无)
2160 P1250B  The Feast and the Bus 0 / 0 (无)
2152 P1250J  The Parade 0 / 0 (无)
2133 P1252H  Twin Buildings 0 / 0 (无)
2121 P1254B1  Send Boxes to Alice (Easy Version) 0 / 0 (无)
2060 P1267J  Just Arrange the Icons 0 / 0 (无)
2058 P1267L  Lexicography 0 / 0 (无)
1999 P1280B  Beingawesomeism 0 / 0 (无)
1989 P1282C  Petya and Exam 0 / 0 (无)
1983 P1283D  Christmas Trees 0 / 0 (无)
1982 P1283E  New Year Parties 0 / 0 (无)
1967 P1286A  Garland 0 / 0 (无)
1966 P1286B  Numbers on Tree 0 / 0 (无)
1951 P1290B  Irreducible Anagrams 0 / 0 (无)
1926 P1295D  Same GCDs 0 / 0 (无)
1919 P1296E1  String Coloring (easy version) 0 / 0 (无)
1906 P1299B  Aerodynamic 0 / 0 (无)
1874 P1304D  Shortest and Longest LIS 0 / 0 (无)
1825 P1316C  Primitive Primes 0 / 0 (无)
1800 P1324F  Maximum White Subtree 0 / 0 (无)

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