Problem Set - trees - HydroOJ

	ID	Problem Show tags Hide tags	AC / Tried	Difficulty
	8409	P1774E Two Chess Pieces dfs and similar dp greedy trees	0 / 0	(None)
	8407	P1774F2 Magician and Pigs (Hard Version) brute force data structures trees	0 / 0	(None)
	8406	P1774G Segment Covering brute force combinatorics constructive algorithms data structures dp trees	1 / 1	10
	8916	P1776M Parmigiana With Seafood binary search dp greedy trees *3000	0 / 0	(None)
	8491	P1777D Score of a Tree bitmasks combinatorics dfs and similar math probabilities trees	0 / 0	(None)
	8490	P1777E Edge Reverse binary search dfs and similar graphs implementation sortings trees	1 / 1	10
	8489	P1777F Comfortably Numb binary search bitmasks data structures divide and conquer dsu strings trees two pointers	0 / 0	(None)
	8526	P1778E The Tree Has Fallen! bitmasks dfs and similar math trees	0 / 0	(None)
	8430	P1779F Xorcerer's Stones bitmasks constructive algorithms dp trees	0 / 0	(None)
	8483	P1781F Bracket Insertion combinatorics dp math trees	0 / 0	(None)
	8482	P1781G Diverse Coloring constructive algorithms trees	0 / 0	(None)
	8442	P1783G Weighed Tree Radius data structures divide and conquer trees	0 / 0	(None)
	8548	P1788F XOR, Tree, and Queries bitmasks constructive algorithms data structures dfs and similar dsu graphs greedy implementation trees	0 / 0	(None)
	8510	P1790F Timofey and Black-White Tree brute force dfs and similar divide and conquer graphs greedy shortest paths trees	0 / 0	(None)
	8597	P1794E Labeling the Tree with Distances data structures dp hashing implementation trees	0 / 0	(None)
	8561	P1795F Blocking Chips binary search dfs and similar dp greedy trees	0 / 0	(None)
	8592	P1796E Colored Subgraphs dfs and similar dp games greedy trees *2500	0 / 0	9
	8573	P1800G Symmetree dfs and similar hashing trees	1 / 7	10
	8606	P1801E Gasoline prices data structures divide and conquer dsu hashing trees	1 / 2	10
	8675	P1805D A Wide, Wide Graph dfs and similar dp greedy trees	0 / 0	(None)
	8674	P1805E There Should Be a Lot of Maximums data structures dfs and similar dsu graphs trees	0 / 0	(None)
	8621	P1806E Tree Master brute force data structures dfs and similar hashing trees	0 / 0	(None)
	8656	P1810F M-tree data structures math trees *2800	0 / 0	10
	8699	P1815B Sum Graph brute force constructive algorithms graphs implementation interactive shortest paths trees *2000	0 / 0	7
	8706	P1819C The Fox and the Complete Tree Traversal constructive algorithms dp games implementation math trees	0 / 0	(None)
	8704	P1819E Roads in E City interactive math probabilities trees	0 / 0	(None)
	8717	P1822F Gardening Friends brute force dfs and similar dp graphs trees	0 / 0	(None)
	8723	P1823F Random Walk dp graphs math probabilities trees	0 / 0	(None)
	8757	P1824B1 LuoTianyi and the Floating Islands (Easy Version) combinatorics dp math trees	0 / 0	(None)
	8756	P1824B2 LuoTianyi and the Floating Islands (Hard Version) combinatorics dp math probabilities trees	0 / 0	(None)
	8755	P1824C LuoTianyi and XOR-Tree bitmasks data structures dfs and similar dp dsu greedy trees	0 / 0	(None)
	8753	P1824E LuoTianyi and Cartridge data structures trees	1 / 3	10
	8770	P1827D Two Centroids data structures dfs and similar greedy trees	0 / 0	(None)
	8769	P1827E Bus Routes constructive algorithms dfs and similar greedy trees	0 / 0	(None)
	8795	P1830A Copil Copac Draws Trees dfs and similar dp graphs implementation trees	0 / 0	(None)
	8792	P1830D Mex Tree brute force dp trees	1 / 1	10
	8775	P1833G Ksyusha and Chinchilla constructive algorithms dfs and similar dp dsu greedy implementation trees	0 / 0	(None)
	8783	P1837E Playoff Fixing combinatorics trees	0 / 0	(None)
	8851	P1842F Tenzing and Tree dfs and similar greedy sortings trees *2500	1 / 1	9
	8831	P1843C Sum in Binary Tree bitmasks math trees	0 / 0	(None)
	8830	P1843D Apple Tree combinatorics dfs and similar dp trees	0 / 0	(None)
	8828	P1843F1 Omsk Metro (simple version) data structures dfs and similar dp greedy math trees	0 / 0	(None)
	8827	P1843F2 Omsk Metro (hard version) data structures dfs and similar dp math trees	0 / 0	(None)
	8872	P1844G Tree Weights bitmasks constructive algorithms data structures dfs and similar implementation math matrices number theory trees	0 / 1	10
	8860	P1847C Vampiric Powers, anyone? bitmasks brute force data structures dp greedy trees	0 / 0	(None)
	8909	P1849F XOR Partition binary search bitmasks data structures divide and conquer greedy sortings trees	0 / 0	(None)
	8903	P1851F Lisa and the Martians bitmasks data structures greedy sortings strings trees	0 / 0	(None)
	8902	P1851G Vlad and the Mountains binary search data structures dsu graphs implementation sortings trees two pointers	0 / 0	(None)
	8933	P1854D Michael and Hotel binary search interactive trees	1 / 1	10
	8939	P1856E1 PermuTree (easy version) data structures dfs and similar dp trees	0 / 0	(None)

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