ID 题目 显示标签 隐藏标签 AC / 尝试 难度
535 codeforces#P1446C  Xor Tree 0 / 0 7
521 codeforces#P1450G  Communism 0 / 0 10
505 codeforces#P1452G  Game On Tree 0 / 0 10
500 codeforces#P1453E  Dog Snacks 0 / 0 8
494 codeforces#P1454E  Number of Simple Paths 0 / 0 7
479 codeforces#P1458F  Range Diameter Sum 0 / 0 10
459 codeforces#P1463E  Plan of Lectures 0 / 0 9
457 codeforces#P1464F  My Beautiful Madness 1 / 1 10
453 codeforces#P1466D  13th Labour of Heracles 0 / 0 5
442 codeforces#P1467E  Distinctive Roots in a Tree 0 / 0 9
366 codeforces#P1479D  Odd Mineral Resource 0 / 0 10
359 codeforces#P1481F  AB Tree 0 / 0 10
350 codeforces#P1482H  Exam 0 / 0 10
345 codeforces#P1485E  Move and Swap 0 / 0 9
337 codeforces#P1486F  Pairs of Paths 0 / 0 10
308 codeforces#P1491E  Fib-tree 0 / 0 9
305 codeforces#P1491H  Yuezheng Ling and Dynamic Tree 1 / 4 10
289 codeforces#P1494D  Dogeforces 0 / 0 8
283 codeforces#P1495D  BFS Trees 0 / 0 10
281 codeforces#P1495F  Squares 0 / 0 10
266 codeforces#P1498F  Christmas Game 0 / 0 9
260 codeforces#P1499F  Diameter Cuts 0 / 0 9
224 codeforces#P1508C  Complete the MST 0 / 0 9
222 codeforces#P1508E  Tree Calendar 0 / 0 10
207 codeforces#P1511C  Yet Another Card Deck 0 / 0 3
158 codeforces#P1515F  Phoenix and Earthquake 1 / 3 10
159 codeforces#P1515F  Phoenix and Earthquake 0 / 0 10
160 codeforces#P1515F  Phoenix and Earthquake 0 / 0 10
118 codeforces#P1517F  Reunion 0 / 0 10
107 codeforces#P1519E  Off by One 0 / 0 10
108 codeforces#P1519E  Off by One 0 / 0 10
89 codeforces#P1521D  Nastia Plays with a Tree 0 / 0 9
84 codeforces#P1523C  Compression and Expansion 1 / 11 5
85 codeforces#P1523C  Compression and Expansion 0 / 0 5
60 codeforces#P1527D  MEX Tree 1 / 2 9
58 codeforces#P1528A  Parsa's Humongous Tree 0 / 0 5
56 codeforces#P1528C  Trees of Tranquillity 1 / 1 8
54 codeforces#P1528E  Mashtali and Hagh Trees 0 / 0 10
39 codeforces#P1534D  Lost Tree 0 / 0 6
34 codeforces#P1534H  Lost Nodes 0 / 0 10
30 codeforces#P1535D  Playoff Tournament 0 / 0 6
29 codeforces#P1535E  Gold Transfer 0 / 0 8
7110 codeforces#P1540B  Tree Array 2 / 2 10
7145 codeforces#P1547G  How Many Paths? 0 / 0 (无)
7180 codeforces#P1551F  Equidistant Vertices 0 / 0 (无)
7171 codeforces#P1553H  XOR and Distance 0 / 0 (无)
7201 codeforces#P1555F  Good Graph 0 / 0 (无)
7202 codeforces#P1555F  Good Graph 0 / 0 (无)
7232 codeforces#P1559D1  Mocha and Diana (Easy Version) 2 / 2 10
7230 codeforces#P1559D2  Mocha and Diana (Hard Version) 1 / 4 10

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