ID 题目 显示标签 隐藏标签 AC / 尝试 难度
839 P1740I   Arranging Crystal Balls 0 / 0 10
803 P1746G   Olympiad Training 0 / 0 10
778 P1750H   BinaryStringForces 0 / 0 10
771 P1753F   Minecraft Series 0 / 0 10
742 P1761F2   Anti-median (Hard Version) 0 / 0 10
741 P1761G   Centroid Guess 0 / 0 10
678 P1770H   Koxia, Mahiru and Winter Festival 0 / 0 10
660 P1773L   Lisa's Sequences 0 / 0 10
651 P1774H   Maximum Permutation 0 / 0 10
639 P1776E   Crossing the Railways 0 / 0 10
630 P1776N   Count Permutations 0 / 0 10
610 P1779H   Olympic Team Building 0 / 0 10
595 P1781H2   Window Signals (hard version) 0 / 0 10
466 P1804G   Flow Control 0 / 0 10
391 P1815F   OH NO1 (-2-3-4) 0 / 0 10
383 P1817F   Entangled Substrings 0 / 0 10
375 P1819F   Willy-nilly, Crack, Into Release! 0 / 0 10
347 P1824E   LuoTianyi and Cartridge 0 / 0 10
332 P1827F   Copium Permutation 0 / 0 10
317 P1830E   Bully Sort 0 / 0 10
289 P1835E   Old Mobile 0 / 0 10
288 P1835F   Good Graph 0 / 0 10
246 P1842I   Tenzing and Necklace 0 / 0 10
177 P1852F   Panda Meetups 0 / 0 10
168 P1854F   Mark and Spaceship 0 / 0 10
114 P1863H   Goldberg Machine 3 0 / 0 10
113 P1863I   Redundant Routes 0 / 0 10
104 P1864I   Future Dominators 0 / 0 10
78 P1868E   Min-Sum-Max 0 / 0 10
77 P1868F   LIS? 0 / 0 10
67 P1870H   Standard Graph Problem 0 / 0 10
8994 P1893E   Cacti Symphony 0 / 0 10
9139 P1909H   Parallel Swaps Sort 0 / 0 10
9138 P1909I   Short Permutation Problem 0 / 0 10
9124 P1916G   Optimizations From Chelsu 0 / 0 10
9149 P1919G   Tree LGM 0 / 0 10
9148 P1919H   Tree Diameter 0 / 0 10

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