题库 - trees - HydroOJ

	ID	题目显示标签隐藏标签	AC / 尝试	难度
	7079	P6E Exposition binary search data structures dsu trees two pointers *1900	1 / 7	6
	7040	P14D Two Paths dfs and similar dp graphs shortest paths trees two pointers *1900	1 / 1	6
	7002	P22E Scheme dfs and similar graphs trees *2300	0 / 0	8
	6988	P25D Roads not only in Berland dsu graphs trees *1900	1 / 3	6
	6968	P29D Ant on the Tree constructive algorithms dfs and similar trees *2000	0 / 0	7
	6929	P37C Old Berland Language data structures greedy trees *1900	0 / 0	6
	6893	P42E Baldman and the military dfs and similar graphs trees *2700	0 / 0	10
	6851	P48G Galaxy Union dp trees two pointers *2700	0 / 0	10
	6834	P51F Caterpillar dfs and similar dp graphs trees *2800	0 / 0	10
	6787	P61D Eternal Victory dfs and similar graphs greedy shortest paths trees *1800	0 / 0	6
	6786	P61E Enemy is weak data structures trees *1900	1 / 1	6
	6746	P70E Information Reform dp implementation trees *2700	0 / 0	10
	6726	P75D Big Maximum Sum data structures dp greedy implementation math trees *2000	0 / 0	7
	6724	P76A Gift dsu graphs sortings trees *2200	0 / 0	8
	6716	P77C Beavermuncher-0xFF dfs and similar dp dsu greedy trees *2100	0 / 0	7
	6697	P81E Pairs dfs and similar dp dsu graphs implementation trees *2700	0 / 0	10
	6682	P85C Petya and Tree binary search dfs and similar probabilities sortings trees *2200	0 / 0	8
	6677	P86C Genetic engineering dp string suffix structures trees *2500	0 / 0	9
	6671	P87D Beautiful Road dfs and similar dp dsu graphs implementation sortings trees *2300	0 / 0	8
	6635	P97E Leaders dfs and similar dsu graphs trees *2200	0 / 0	8
	6633	P98B Help King implementation probabilities trees *2200	0 / 0	8
	6624	P101D Castle dp greedy probabilities sortings trees *2300	0 / 0	8
	6595	P109C Lucky Tree dp dsu trees *1900	0 / 0	6
	6576	P115A Party dfs and similar graphs trees *900	0 / 0	3
	6565	P117E Tree or not Tree data structures divide and conquer implementation trees *2900	0 / 0	10
	6549	P120F Spiders dp greedy trees *1400	0 / 0	4
	6533	P123E Maze dfs and similar dp probabilities trees *2500	1 / 2	9
	6430	P150E Freezing with Style binary search data structures divide and conquer trees *3000	0 / 0	10
	6423	P152E Garden bitmasks dp graphs trees *2500	0 / 0	9
	6390	P161D Distance in Tree dfs and similar dp trees *1800	2 / 6	6
	6384	P163E e-Government data structures dfs and similar dp strings trees *2800	0 / 0	10
	6375	P165D Beard Graph data structures dsu trees *2100	0 / 0	7
	6329	P176E Archaeology data structures dfs and similar trees *3100	0 / 0	10
	6228	P191C Fools and Roads data structures dfs and similar trees *1900	0 / 14	6
	6224	P191E Thwarting Demonstrations binary search data structures trees *2200	0 / 0	8
	6220	P193A Cutting Figure constructive algorithms graphs trees *1700	1 / 1	5
	6201	P196C Paint Tree constructive algorithms divide and conquer geometry sortings trees *2200	0 / 0	8
	6114	P208E Blood Cousins binary search data structures dfs and similar trees *2100	2 / 2	7
	6106	P212E IT Restaurants dfs and similar dp trees *1500	0 / 0	5
	6085	P217E Alien DNA data structures dsu trees *2800	0 / 0	10
	6078	P219D Choosing Capital for Treeland dfs and similar dp graphs trees *1700	0 / 0	5
	6048	P226E Noble Knight's Path data structures trees *2900	0 / 0	10
	6029	P231E Cactus data structures dfs and similar dp graphs trees *2100	0 / 0	7
	6003	P237D T-decomposition dfs and similar graphs greedy trees *2000	0 / 0	7
	5999	P238C World Eater Brothers dfs and similar dp greedy trees *2100	0 / 0	7
	5942	P251E Tree and Table dfs and similar dp implementation trees *3000	0 / 0	10
	5912	P258E Little Elephant and Tree data structures dfs and similar trees *2400	0 / 0	9
	5905	P260D Black and White Tree constructive algorithms dsu graphs greedy trees *2100	0 / 0	7
	5851	P274B Zero Tree dfs and similar dp greedy trees *1800	0 / 0	6
	5842	P276E Little Girl and Problem on Trees data structures graphs trees *2100	0 / 0	7

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