ID 题目 显示标签 隐藏标签 AC / 尝试 难度
1259 P1669G   Fall Down 0 / 0 4
1255 P1670C   Where is the Pizza? 0 / 0 4
1253 P1670E   Hemose on the Tree 0 / 0 8
1239 P1672F2   Checker for Array Shuffling 0 / 0 10
1223 P1674G   Remove Directed Edges 0 / 0 7
1217 P1675F   Vlad and Unfinished Business 0 / 0 6
1209 P1676G   White-Black Balanced Subtrees 0 / 0 4
1204 P1677C   Tokitsukaze and Two Colorful Tapes 0 / 0 6
1194 P1679D   Toss a Coin to Your Graph... 0 / 0 6
1186 P1680F   Lenient Vertex Cover 0 / 0 10
1182 P1681D   Required Length 0 / 0 5
1180 P1681F   Unique Occurrences 0 / 0 8
1175 P1682E   Unordered Swaps 0 / 0 10
1166 P1684H   Hard Cut 0 / 0 10
1162 P1685D1   Permutation Weight (Easy Version) 0 / 0 10
1146 P1689C   Infected Tree 0 / 0 5
1144 P1689E   ANDfinity 0 / 0 9
1132 P1691E   Number of Groups 0 / 0 8
1131 P1691F   K-Set Tree 0 / 0 9
1121 P1693B   Fake Plastic Trees 0 / 0 5
1111 P1695D1   Tree Queries (Easy Version) 0 / 0 8
1110 P1695D2   Tree Queries (Hard Version) 0 / 0 8
1109 P1695E   Ambiguous Dominoes 0 / 0 10
1103 P1696F   Tree Recovery 0 / 0 10
1066 P1702E   Split Into Two Sets 0 / 0 5
1064 P1702G1   Passable Paths (easy version) 0 / 0 6
1063 P1702G2   Passable Paths (hard version) 0 / 0 7
1035 P1706E   Qpwoeirut and Vertices 0 / 0 8
1032 P1707C   DFS Trees 0 / 0 9
1031 P1707D   Partial Virtual Trees 0 / 0 10
1022 P1709E   XOR Tree 0 / 0 9
1007 P1712F   Triameter 0 / 0 10
994 P1714G   Path Prefixes 0 / 0 5
983 P1716E   Swap and Maximum Block 0 / 0 9
956 P1721D   Maximum AND 0 / 0 6
955 P1721E   Prefix Function Queries 0 / 0 8
954 P1721F   Matching Reduction 0 / 0 10
948 P1722F   L-shapes 0 / 0 5
930 P1726D   Edge Split 0 / 0 7
878 P1735C   Phase Shift 0 / 0 4
858 P1738D   Permutation Addicts 0 / 0 6
850 P1739D   Reset K Edges 0 / 0 6
843 P1740E   Hanging Hearts 0 / 0 6
835 P1741D   Masha and a Beautiful Tree 0 / 0 4
832 P1741G   Kirill and Company 0 / 0 8
807 P1746D   Paths on the Tree 0 / 0 6
787 P1749E   Cactus Wall 0 / 0 9
786 P1749F   Distance to the Path 0 / 0 10
773 P1753D   The Beach 0 / 0 9
764 P1758E   Tick, Tock 0 / 0 9
749 P1760G   SlavicG's Favorite Problem 0 / 0 5
746 P1761C   Set Construction 0 / 0 4
728 P1763F   Edge Queries 0 / 0 10
722 P1764F   Doremy's Experimental Tree 0 / 0 9
688 P1768D   Lucky Permutation 0 / 0 6
682 P1770D   Koxia and Game 0 / 0 7
681 P1770E   Koxia and Tree 0 / 0 9
674 P1771D   Hossam and (sub-)palindromic tree 0 / 0 7
655 P1774E   Two Chess Pieces 0 / 0 6
646 P1775D   Friendly Spiders 0 / 0 6
626 P1777D   Score of a Tree 0 / 0 6
625 P1777E   Edge Reverse 0 / 0 8
619 P1778E   The Tree Has Fallen! 0 / 0 9
618 P1778F   Maximizing Root 0 / 0 10
589 P1783F   Double Sort II 0 / 0 9
575 P1787D   Game on Axis 0 / 0 6
565 P1788E   Sum Over Zero 0 / 0 8
564 P1788F   XOR, Tree, and Queries 0 / 0 9
552 P1790F   Timofey and Black-White Tree 0 / 0 7
551 P1790G   Tokens on Graph 0 / 0 8
538 P1792E   Divisors and Table 0 / 0 9
519 P1795F   Blocking Chips 0 / 0 9
518 P1795G   Removal Sequences 0 / 0 10
513 P1796E   Colored Subgraphs 0 / 0 9
508 P1797D   Li Hua and Tree 0 / 0 6
506 P1797F   Li Hua and Path 0 / 0 10
494 P1799E   City Union 0 / 0 8
491 P1799H   Tree Cutting 0 / 0 10
484 P1800E2   Unforgivable Curse (hard version) 0 / 0 5
482 P1800G   Symmetree 0 / 0 8
468 P1804E   Routing 0 / 0 9
461 P1805D   A Wide, Wide Graph 0 / 0 6
460 P1805E   There Should Be a Lot of Maximums 0 / 0 8
453 P1806E   Tree Master 0 / 0 8
445 P1807F   Bouncy Ball 0 / 0 5
424 P1810E   Monsters 0 / 0 7
415 P1811F   Is It Flower? 0 / 0 7
394 P1815C   Between 0 / 0 8
387 P1817B   Fish Graph 0 / 0 6
361 P1822F   Gardening Friends 0 / 0 5
350 P1824B2   LuoTianyi and the Floating Islands (Hard Version) 0 / 0 8
349 P1824C   LuoTianyi and XOR-Tree 0 / 0 9
334 P1827D   Two Centroids 0 / 0 10
333 P1827E   Bus Routes 0 / 0 10
326 P1829D   Gold Rush 0 / 0 3
325 P1829E   The Lakes 0 / 0 3
324 P1829F   Forever Winter 0 / 0 4
321 P1830A   Copil Copac Draws Trees 0 / 0 4
302 P1833E   Round Dance 0 / 0 5
300 P1833G   Ksyusha and Chinchilla 0 / 0 6

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