ID 题目 显示标签 隐藏标签 AC / 尝试 难度
4835 P1849F   XOR Partition 0 / 0 (无)
4820 P1851F   Lisa and the Martians 0 / 0 (无)
4819 P1851G   Vlad and the Mountains 0 / 0 (无)
4830 P1854D   Michael and Hotel 0 / 0 (无)
7729 P1856E1   PermuTree (easy version) 0 / 0 (无)
7728 P1856E2   PermuTree (hard version) 0 / 0 (无)
8786 P1857D   Strong Vertices 0 / 0 (无)
8797 P1858E1   Rollbacks (Easy Version) 0 / 0 (无)
8796 P1858E2   Rollbacks (Hard Version) 0 / 0 (无)
8790 P1859F   Teleportation in Byteland 0 / 0 (无)
8856 P1861C   Queries for the Array 0 / 0 (无)
8825 P1863H   Goldberg Machine 3 0 / 0 (无)
8824 P1863I   Redundant Routes 0 / 0 (无)
8819 P1864E   Guess Game 0 / 0 (无)
8842 P1866K   Keen Tree Calculation 0 / 0 (无)
8864 P1868C   Travel Plan 0 / 0 (无)
8863 P1868D   Flower-like Pseudotree 0 / 0 (无)
8875 P1870H   Standard Graph Problem 0 / 0 (无)
8926 P1876C   Autosynthesis 0 / 0 (无)
8924 P1876E   Ball-Stackable 0 / 0 (无)
8922 P1876G   Clubstep 0 / 0 (无)
8903 P1878G   wxhtzdy ORO Tree 0 / 0 (无)
8898 P1879E   Interactive Game with Coloring 0 / 0 9
8936 P1881F   Minimum Maximum Distance 0 / 0 (无)
8893 P1882D   Tree XOR 0 / 0 (无)
8970 P1889D   Game of Stacks 0 / 0 (无)
8969 P1889E   Doremy's Swapping Trees 0 / 0 (无)
8968 P1889F   Doremy's Average Tree 0 / 0 (无)
8960 P1891F   A Growing Tree 0 / 0 (无)
8978 P1895D   XOR Construction 0 / 0 (无)
8990 P1899F   Alex's whims 0 / 0 (无)
8989 P1899G   Unusual Entertainment 0 / 0 (无)
9018 P1900C   Anji's Binary Tree 0 / 0 4
9010 P1901E   Compressed Tree 0 / 0 8
9051 P1902E   Collapsing Strings 0 / 0 (无)
9050 P1902F   Trees and XOR Queries Again 0 / 0 (无)
9002 P1903F   Babysitting 0 / 0 9
9057 P1904E   Tree Queries 0 / 0 (无)
9056 P1904F   Beautiful Tree 0 / 0 (无)
9089 P1905B   Begginer's Zelda 0 / 0 (无)
9079 P1910F   Build Railway Stations 0 / 0 7
9102 P1913D   Array Collapse 0 / 0 (无)
9093 P1914F   Programming Competition 0 / 0 (无)
9133 P1916E   Happy Life in University 0 / 0 (无)
9131 P1916G   Optimizations From Chelsu 0 / 1 10
9106 P1917F   Construct Tree 0 / 0 (无)
9177 P1918F   Caterpillar on a Tree 0 / 0 9
9150 P1919D   01 Tree 0 / 0 7
9146 P1919G   Tree LGM 0 / 0 10
9145 P1919H   Tree Diameter 0 / 0 10

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