ID 题目 显示标签 隐藏标签 AC / 尝试 难度
27726 codeforces#P620F   Xors on Segments 0 / 0 10
27736 codeforces#P622E   Ants in Leaves 0 / 0 8
27760 codeforces#P627D   Preorder Test 0 / 0 10
27762 codeforces#P627F   Island Puzzle 0 / 0 10
27773 codeforces#P629E   Famil Door and Roads 0 / 0 8
27802 codeforces#P632F   Magic Matrix 0 / 1 9
27808 codeforces#P633F   The Chocolate Spree 0 / 0 10
27819 codeforces#P638C   Road Improvement 0 / 0 6
27822 codeforces#P639B   Bear and Forgotten Tree 3 0 / 0 5
27826 codeforces#P639F   Bear and Chemistry 0 / 0 10
27838 codeforces#P643E   Bear and Destroying Subtrees 1 / 1 10
27855 codeforces#P650E   Clockwork Bomb 0 / 0 10
27862 codeforces#P652E   Pursuit For Artifacts 0 / 0 8
27868 codeforces#P653E   Bear and Forgotten Tree 2 0 / 0 9
27911 codeforces#P665E   Beautiful Subarrays 1 / 6 7
27941 codeforces#P675D   Tree Construction 0 / 0 6
27971 codeforces#P681D   Gifts by the List 0 / 0 7
27975 codeforces#P682C   Alyona and the Tree 0 / 0 5
27990 codeforces#P685B   Kay and Snowflake 4 / 4 6
28015 codeforces#P690C2   Brain Network (medium) 0 / 0 5
28016 codeforces#P690C3   Brain Network (hard) 0 / 0 8
28023 codeforces#P690F2   Tree of Life (medium) 0 / 0 10
28024 codeforces#P690F3   Tree of Life (hard) 0 / 0 10
28031 codeforces#P696A   Lorenzo Von Matterhorn 0 / 0 5
28032 codeforces#P696B   Puzzles 0 / 0 5
28035 codeforces#P696E   ...Wait for it... 0 / 0 10
28040 codeforces#P698B   Fix a Tree 0 / 0 5
28048 codeforces#P700B   Connecting Universities 0 / 0 6
28070 codeforces#P704E   Iron Man 2 / 20 10
28076 codeforces#P706D   Vasiliy's Multiset 1 / 6 6
28085 codeforces#P708C   Centroids 1 / 2 8
28115 codeforces#P715C   Digit Tree 0 / 2 10
28131 codeforces#P718D   Andrew and Chemistry 0 / 0 10
28150 codeforces#P722D   Generating Sets 0 / 0 6
28164 codeforces#P724F   Uniformly Branched Trees 0 / 0 10
28165 codeforces#P724G   Xor-matic Number of the Graph 0 / 0 10
28216 codeforces#P733F   Drivers Dissatisfaction 0 / 0 8
28221 codeforces#P734E   Anton and Tree 0 / 0 7
28227 codeforces#P735E   Ostap and Tree 0 / 0 9
28233 codeforces#P739B   Alyona and a tree 1 / 2 6
28242 codeforces#P741D   Arpa’s letter-marked tree and Mehrdad’s Dokhtar-kosh paths 4 / 18 10
28249 codeforces#P743D   Chloe and pleasant prizes 0 / 0 6
28264 codeforces#P746G   New Roads 0 / 0 7
28277 codeforces#P748F   Santa Clauses and a Soccer Championship 0 / 0 8
28288 codeforces#P750F   New Year and Finding Roots 0 / 0 10
28298 codeforces#P754E   Dasha and cyclic table 0 / 0 10
28301 codeforces#P755C   PolandBall and Forest 0 / 0 4
28318 codeforces#P757G   Can Bash Save the Day? 0 / 0 10
28323 codeforces#P758E   Broken Tree 0 / 0 10
28331 codeforces#P761E   Dasha and Puzzle 0 / 0 7

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