ID 题目 显示标签 隐藏标签 AC / 尝试 难度
4813 P567E  President and Roads 0 / 0 (无)
4801 P570D  Tree Requests 0 / 0 (无)
4797 P571C  CNF 2 0 / 0 (无)
4790 P573C  Bear and Drawing 0 / 0 (无)
4786 P574B  Bear and Three Musketeers 0 / 0 (无)
4784 P575B  Bribes 0 / 0 (无)
4779 P575G  Run for beer 0 / 0 (无)
4775 P576B  Invariance of Tree 0 / 0 (无)
4759 P580C  Kefa and Park 0 / 0 (无)
4737 P585B  Phillip and Trains 0 / 0 (无)
4720 P590C  Three States 0 / 0 (无)
4712 P592D  Super M 0 / 0 (无)
4707 P593D  Happy Tree Party 0 / 0 (无)
4694 P596E  Wilbur and Strings 0 / 0 (无)
4687 P598D  Igor In the Museum 0 / 0 (无)
4675 P600E  Lomsat gelral 0 / 0 (无)
4670 P601D  Acyclic Organic Compounds 0 / 0 (无)
4665 P603B  Moodular Arithmetic 0 / 0 (无)
4656 P605D  Board Game 0 / 0 (无)
4641 P609E  Minimum spanning tree for each edge 0 / 0 (无)
4622 P612E  Square Root of Permutation 0 / 0 (无)
4617 P613D  Kingdom and its Cities 0 / 0 (无)
4606 P616C  The Labyrinth 0 / 0 (无)
4594 P618D  Hamiltonian Spanning Tree 0 / 0 (无)
4575 P622E  Ants in Leaves 0 / 0 (无)
4551 P627D  Preorder Test 0 / 0 (无)
4549 P627F  Island Puzzle 0 / 0 (无)
4538 P629E  Famil Door and Roads 0 / 0 (无)
4503 P633F  The Chocolate Spree 0 / 0 (无)
4502 P633G  Yash And Trees 0 / 0 (无)
4493 P638B  Making Genome in Berland 0 / 0 (无)
4492 P638C  Road Improvement 0 / 0 (无)
4491 P638D  Three-dimensional Turtle Super Computer 0 / 0 (无)
4485 P639F  Bear and Chemistry 0 / 0 (无)
4458 P650C  Table Compression 0 / 0 (无)
4456 P650E  Clockwork Bomb 0 / 0 (无)
4449 P652E  Pursuit For Artifacts 0 / 0 (无)
4446 P653B  Bear and Compressing 0 / 0 (无)
4443 P653E  Bear and Forgotten Tree 2 0 / 0 (无)
4428 P659E  New Reform 0 / 0 (无)
4427 P659F  Polycarp and Hay 0 / 0 (无)
4410 P662B  Graph Coloring 0 / 0 (无)
4351 P679C  Bear and Square Grid 0 / 0 (无)
4350 P679D  Bear and Chase 0 / 0 (无)
4343 P681D  Gifts by the List 0 / 0 (无)
4339 P682C  Alyona and the Tree 0 / 0 (无)
4325 P685B  Kay and Snowflake 0 / 0 (无)
4319 P687A  NP-Hard Problem 0 / 0 (无)
4315 P687E  TOF 0 / 0 (无)
4311 P689B  Mike and Shortcuts 0 / 0 (无)
4300 P690C2  Brain Network (medium) 0 / 0 (无)
4287 P691D  Swaps in Permutation 0 / 0 (无)
4283 P696B  Puzzles 0 / 0 (无)
4275 P698B  Fix a Tree 0 / 0 (无)
4267 P700B  Connecting Universities 0 / 0 (无)
4266 P700C  Break Up 0 / 0 (无)
4234 P707D  Persistent Bookcase 0 / 0 (无)
4230 P708C  Centroids 0 / 0 (无)
4221 P710E  Generate a String 0 / 0 (无)
4216 P711D  Directed Roads 0 / 0 (无)
4200 P715C  Digit Tree 0 / 0 (无)
4191 P717E  Paint it really, really dark gray 0 / 0 (无)
4179 P720B  Cactusophobia 0 / 0 (无)
4166 P722D  Generating Sets 0 / 0 (无)
4160 P723D  Lakes in Berland 0 / 0 (无)
4159 P723E  One-Way Reform 0 / 0 (无)
4143 P727A  Transformation: from A to B 0 / 0 (无)
4129 P730C  Bulmart 0 / 0 (无)
4117 P731C  Socks 0 / 0 (无)
4108 P732F  Tourist Reform 0 / 0 (无)
4097 P734E  Anton and Tree 0 / 0 (无)
4085 P739B  Alyona and a tree 0 / 0 (无)
4079 P741A  Arpa's loud Owf and Mehrdad's evil plan 0 / 0 (无)
4078 P741B  Arpa's weak amphitheater and Mehrdad's valuable Hoses 0 / 0 (无)
4077 P741C  Arpa’s overnight party and Mehrdad’s silent entering 0 / 0 (无)
4076 P741D  Arpa’s letter-marked tree and Mehrdad’s Dokhtar-kosh paths 0 / 0 (无)
4069 P743D  Chloe and pleasant prizes 0 / 0 (无)
4067 P744A  Hongcow Builds A Nation 0 / 0 (无)
4049 P747E  Comments 0 / 0 (无)
4042 P748F  Santa Clauses and a Soccer Championship 0 / 0 (无)
4033 P750D  New Year and Fireworks 0 / 0 (无)
4029 P750H  New Year and Snowy Grid 0 / 0 (无)
4018 P755C  PolandBall and Forest 0 / 0 (无)
4013 P756A  Pavel and barbecue 0 / 0 (无)
3996 P758E  Broken Tree 0 / 0 (无)
3988 P761E  Dasha and Puzzle 0 / 0 (无)
3980 P763A  Timofey and a tree 0 / 0 (无)
3969 P765E  Tree Folding 0 / 0 (无)
3963 P766D  Mahmoud and a Dictionary 0 / 0 (无)
3962 P766E  Mahmoud and a xor trip 0 / 0 (无)
3959 P767C  Garland 0 / 0 (无)
3955 P768B  Code For 1 0 / 0 (无)
3947 P769C  Cycle In Maze 0 / 0 (无)
3943 P770C  Online Courses In BSU 0 / 0 (无)
3941 P771A  Bear and Friendship Condition 0 / 0 (无)
3939 P771C  Bear and Tree Jumps 0 / 0 (无)
3908 P776D  The Door Problem 0 / 0 (无)
3898 P778B  Bitwise Formula 0 / 0 (无)
3897 P778C  Peterson Polyglot 0 / 0 (无)
3889 P780C  Andryusha and Colored Balloons 0 / 0 (无)

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