ID 题目 显示标签 隐藏标签 AC / 尝试 难度
5176 P690C2   Brain Network (medium) 0 / 0 5
5163 P691D   Swaps in Permutation 0 / 0 5
5159 P696B   Puzzles 0 / 0 5
5151 P698B   Fix a Tree 0 / 0 5
5143 P700B   Connecting Universities 0 / 0 6
5142 P700C   Break Up 0 / 0 10
5110 P707D   Persistent Bookcase 0 / 0 8
5106 P708C   Centroids 0 / 0 8
5097 P710E   Generate a String 0 / 0 7
5092 P711D   Directed Roads 0 / 0 6
5070 P715C   Digit Tree 0 / 0 10
5061 P717E   Paint it really, really dark gray 0 / 0 6
5049 P720B   Cactusophobia 0 / 0 9
5036 P722D   Generating Sets 0 / 0 6
5029 P723D   Lakes in Berland 0 / 0 5
5030 P723E   One-Way Reform 0 / 0 8
5013 P727A   Transformation: from A to B 0 / 0 3
4999 P730C   Bulmart 0 / 0 7
4987 P731C   Socks 0 / 0 5
4978 P732F   Tourist Reform 0 / 0 8
4966 P734E   Anton and Tree 0 / 0 7
4955 P739B   Alyona and a tree 0 / 0 6
4949 P741A   Arpa's loud Owf and Mehrdad's evil plan 0 / 0 5
4948 P741B   Arpa's weak amphitheater and Mehrdad's valuable Hoses 0 / 0 5
4947 P741C   Arpa’s overnight party and Mehrdad’s silent entering 0 / 0 10
4946 P741D   Arpa’s letter-marked tree and Mehrdad’s Dokhtar-kosh paths 0 / 0 10
4939 P743D   Chloe and pleasant prizes 0 / 0 6
4937 P744A   Hongcow Builds A Nation 0 / 0 5
4920 P747E   Comments 0 / 0 5
4913 P748F   Santa Clauses and a Soccer Championship 0 / 0 8
4904 P750D   New Year and Fireworks 0 / 0 6
4899 P750H   New Year and Snowy Grid 0 / 0 10
4888 P755C   PolandBall and Forest 0 / 0 4
4883 P756A   Pavel and barbecue 0 / 0 5
4867 P758E   Broken Tree 0 / 0 10
4857 P761E   Dasha and Puzzle 0 / 0 7
4850 P763A   Timofey and a tree 0 / 0 5
4839 P765E   Tree Folding 0 / 0 8
4833 P766D   Mahmoud and a Dictionary 0 / 0 7
4831 P766E   Mahmoud and a xor trip 0 / 0 7
4829 P767C   Garland 0 / 0 7
4825 P768B   Code For 1 0 / 0 5
4817 P769C   Cycle In Maze 0 / 0 5
4813 P770C   Online Courses In BSU 0 / 0 5
4810 P771A   Bear and Friendship Condition 0 / 0 5
4809 P771C   Bear and Tree Jumps 0 / 0 7
4779 P776D   The Door Problem 0 / 0 7
4769 P778B   Bitwise Formula 0 / 0 6
4767 P778C   Peterson Polyglot 0 / 0 9
4759 P780C   Andryusha and Colored Balloons 0 / 0 5

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