题库 - trees - 南阳理工学院OJ

	ID	题目显示标签隐藏标签	AC / 尝试	难度
	7408	P6E Exposition binary search data structures dsu trees two pointers *1900	0 / 0	(无)
	7369	P14D Two Paths dfs and similar dp graphs shortest paths trees two pointers *1900	0 / 0	(无)
	7331	P22E Scheme dfs and similar graphs trees *2300	0 / 0	(无)
	7317	P25D Roads not only in Berland dsu graphs trees *1900	0 / 0	(无)
	7297	P29D Ant on the Tree constructive algorithms dfs and similar trees *2000	0 / 0	(无)
	7258	P37C Old Berland Language data structures greedy trees *1900	0 / 0	(无)
	7222	P42E Baldman and the military dfs and similar graphs trees *2700	0 / 0	(无)
	7178	P48G Galaxy Union dp trees two pointers *2700	0 / 0	(无)
	7161	P51F Caterpillar dfs and similar dp graphs trees *2800	0 / 0	(无)
	7114	P61D Eternal Victory dfs and similar graphs greedy shortest paths trees *1800	0 / 0	(无)
	7113	P61E Enemy is weak data structures trees *1900	0 / 0	(无)
	7064	P70E Information Reform dp implementation trees *2700	0 / 0	(无)
	7035	P75D Big Maximum Sum data structures dp greedy implementation math trees *2000	0 / 0	(无)
	7033	P76A Gift dsu graphs sortings trees *2200	0 / 0	(无)
	7025	P77C Beavermuncher-0xFF dfs and similar dp dsu greedy trees *2100	0 / 0	(无)
	7006	P81E Pairs dfs and similar dp dsu graphs implementation trees *2700	0 / 0	(无)
	6991	P85C Petya and Tree binary search dfs and similar probabilities sortings trees *2200	0 / 0	(无)
	6986	P86C Genetic engineering dp string suffix structures trees *2500	0 / 0	(无)
	6980	P87D Beautiful Road dfs and similar dp dsu graphs implementation sortings trees *2300	0 / 0	(无)
	6944	P97E Leaders dfs and similar dsu graphs trees *2200	0 / 0	(无)
	6942	P98B Help King implementation probabilities trees *2200	0 / 0	(无)
	6923	P101D Castle dp greedy probabilities sortings trees *2300	0 / 0	(无)
	6894	P109C Lucky Tree dp dsu trees *1900	0 / 0	(无)
	6875	P115A Party dfs and similar graphs trees *900	0 / 0	(无)
	6864	P117E Tree or not Tree data structures divide and conquer implementation trees *2900	0 / 0	(无)
	6848	P120F Spiders dp greedy trees *1400	0 / 0	(无)
	6832	P123E Maze dfs and similar dp probabilities trees *2500	0 / 0	(无)
	6719	P150E Freezing with Style binary search data structures divide and conquer trees *3000	0 / 0	(无)
	6712	P152E Garden bitmasks dp graphs trees *2500	0 / 0	(无)
	6674	P161D Distance in Tree dfs and similar dp trees *1800	0 / 0	(无)
	6658	P163E e-Government data structures dfs and similar dp strings trees *2800	0 / 0	(无)
	6649	P165D Beard Graph data structures dsu trees *2100	0 / 0	(无)
	6602	P176E Archaeology data structures dfs and similar trees *3100	0 / 0	(无)
	6522	P191C Fools and Roads data structures dfs and similar trees *1900	0 / 0	(无)
	6520	P191E Thwarting Demonstrations binary search data structures trees *2200	0 / 0	(无)
	6517	P193A Cutting Figure constructive algorithms graphs trees *1700	0 / 0	(无)
	6503	P196C Paint Tree constructive algorithms divide and conquer geometry sortings trees *2200	0 / 0	(无)
	6444	P208E Blood Cousins binary search data structures dfs and similar trees *2100	0 / 0	(无)
	6436	P212E IT Restaurants dfs and similar dp trees *1500	0 / 0	(无)
	6414	P217E Alien DNA data structures dsu trees *2800	0 / 0	(无)
	6408	P219D Choosing Capital for Treeland dfs and similar dp graphs trees *1700	0 / 0	(无)
	6378	P226E Noble Knight's Path data structures trees *2900	0 / 0	(无)
	6359	P231E Cactus data structures dfs and similar dp graphs trees *2100	0 / 0	(无)
	6333	P237D T-decomposition dfs and similar graphs greedy trees *2000	0 / 0	(无)
	6329	P238C World Eater Brothers dfs and similar dp greedy trees *2100	0 / 0	(无)
	6274	P251E Tree and Table dfs and similar dp implementation trees *3000	0 / 0	(无)
	6245	P258E Little Elephant and Tree data structures dfs and similar trees *2400	0 / 0	(无)
	6239	P260D Black and White Tree constructive algorithms dsu graphs greedy trees *2100	0 / 0	(无)
	6185	P274B Zero Tree dfs and similar dp greedy trees *1800	0 / 0	(无)
	6175	P276E Little Girl and Problem on Trees data structures graphs trees *2100	0 / 0	(无)

根据当前过滤条件随机选择一道题