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
	867	P1452G Game On Tree data structures dfs and similar greedy trees *2700	0 / 0	(无)
	862	P1453E Dog Snacks binary search dfs and similar dp greedy trees *2300	0 / 0	(无)
	856	P1454E Number of Simple Paths combinatorics dfs and similar graphs trees *2000	0 / 0	(无)
	841	P1458F Range Diameter Sum data structures trees *3500	0 / 0	(无)
	821	P1463E Plan of Lectures constructive algorithms dfs and similar dsu graphs implementation sortings trees *2400	0 / 0	(无)
	819	P1464F My Beautiful Madness data structures trees *3500	0 / 0	(无)
	815	P1466D 13th Labour of Heracles data structures greedy sortings trees *1500	0 / 0	(无)
	805	P1467E Distinctive Roots in a Tree data structures dfs and similar dp trees *2500	0 / 0	(无)
	729	P1479D Odd Mineral Resource binary search bitmasks brute force data structures probabilities trees *2900	0 / 0	(无)
	720	P1481F AB Tree dp greedy trees *3100	0 / 0	(无)
	712	P1482H Exam data structures string suffix structures trees *3400	0 / 0	(无)
	707	P1485E Move and Swap dfs and similar dp greedy trees *2500	0 / 0	(无)
	699	P1486F Pairs of Paths combinatorics data structures dfs and similar dp trees *2600	0 / 0	(无)
	670	P1491E Fib-tree brute force dfs and similar divide and conquer number theory trees *2400	0 / 0	(无)
	667	P1491H Yuezheng Ling and Dynamic Tree data structures trees *3400	0 / 0	(无)
	651	P1494D Dogeforces constructive algorithms data structures dfs and similar divide and conquer dsu greedy sortings trees *2300	0 / 0	(无)
	645	P1495D BFS Trees combinatorics dfs and similar graphs math shortest paths trees *2600	0 / 0	(无)
	643	P1495F Squares constructive algorithms data structures dp graphs trees *3300	0 / 0	(无)
	628	P1498F Christmas Game bitmasks data structures dfs and similar dp games math trees *2500	0 / 0	(无)
	622	P1499F Diameter Cuts combinatorics dfs and similar dp trees *2400	0 / 0	(无)
	586	P1508C Complete the MST bitmasks brute force data structures dfs and similar dsu graphs greedy trees *2500	0 / 0	(无)
	584	P1508E Tree Calendar brute force constructive algorithms data structures dfs and similar sortings trees *3100	0 / 0	(无)
	566	P1511C Yet Another Card Deck brute force data structures implementation trees *1100	0 / 0	(无)
	538	P1515F Phoenix and Earthquake constructive algorithms dfs and similar dsu graphs greedy trees *2600	0 / 0	(无)
	524	P1517F Reunion combinatorics dp trees *3200	0 / 0	(无)
	517	P1519E Off by One constructive algorithms dfs and similar geometry graphs sortings trees *2700	0 / 0	(无)
	504	P1521D Nastia Plays with a Tree constructive algorithms data structures dfs and similar dp dsu greedy implementation trees *2500	0 / 0	(无)
	500	P1523C Compression and Expansion brute force data structures greedy implementation trees *1600	0 / 0	(无)
	477	P1527D MEX Tree combinatorics dfs and similar implementation math trees *2400	0 / 0	(无)
	473	P1528C Trees of Tranquillity data structures dfs and similar greedy trees *2300	0 / 0	(无)
	471	P1528E Mashtali and Hagh Trees combinatorics dp trees *2900	0 / 0	(无)
	432	P1534D Lost Tree constructive algorithms interactive trees *1800	0 / 0	(无)
	427	P1534H Lost Nodes constructive algorithms dp graphs interactive sortings trees *3500	0 / 0	(无)
	423	P1535D Playoff Tournament data structures dfs and similar dp implementation trees *1800	0 / 0	(无)
	422	P1535E Gold Transfer binary search data structures dp greedy interactive trees *2200	0 / 0	(无)
	393	P1540B Tree Array brute force combinatorics dp graphs math probabilities trees *2300	0 / 0	(无)
	359	P1547G How Many Paths? dfs and similar dp graphs trees *2100	0 / 0	(无)
	337	P1551F Equidistant Vertices brute force combinatorics dfs and similar dp trees *2200	0 / 0	(无)
	320	P1553H XOR and Distance bitmasks divide and conquer trees *2900	0 / 0	(无)
	309	P1555E Boring Segments data structures sortings trees two pointers *2100	0 / 0	(无)
	308	P1555F Good Graph data structures dsu graphs trees *2700	0 / 0	(无)
	285	P1559D1 Mocha and Diana (Easy Version) brute force constructive algorithms dsu graphs greedy trees *1400	0 / 0	(无)
	284	P1559D2 Mocha and Diana (Hard Version) brute force constructive algorithms dfs and similar dsu graphs greedy trees two pointers *2500	0 / 0	(无)
	260	P1566E Buds Re-hanging constructive algorithms dfs and similar dp greedy trees *2000	0 / 0	(无)
	207	P1575E Eye-Pleasing City Park Tour data structures trees *2600	0 / 0	(无)
	203	P1575I Illusions of the Desert data structures trees *2300	0 / 0	(无)
	175	P1580B Mathematics Curriculum brute force combinatorics dp trees *2600	0 / 0	(无)
	173	P1580D Subsequence brute force divide and conquer dp greedy trees *2900	0 / 0	(无)
	159	P1583B Omkar and Heavenly Tree constructive algorithms trees *1200	0 / 0	(无)
	156	P1583E Moment of Bloom constructive algorithms dfs and similar graph matchings graphs greedy trees *2200	0 / 0	(无)

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