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Problemset

30 problems · filtered by 3 tags

#	Name	Rating↕	Solved↕
2211E	Minimum Path Cover brute force dp greedy interactive math number theory trees	2500	1k
2127H	23 Rises Again brute force dfs and similar dp flows graph matchings graphs greedy implementation probabilities trees	3100	1.9k
2115B	Gellyfish and Camellia Japonica brute force constructive algorithms dfs and similar dp graphs greedy trees	2100	5k
2107D	Apple Tree Traversing brute force dfs and similar greedy implementation trees	2100	3.6k
2064D	Eating binary search bitmasks brute force data structures dp greedy trees two pointers	1900	6k
2063C	Remove Exactly Two brute force data structures dfs and similar dp graphs greedy sortings trees	1600	15.1k
2042E	Vertex Pairs binary search brute force data structures dfs and similar divide and conquer greedy implementation trees	2900	535
2040D	Non Prime Tree brute force constructive algorithms dfs and similar greedy number theory trees two pointers	1900	5.9k
2021E1	Digital Village (Easy Version) brute force data structures dfs and similar dp dsu fft graphs greedy implementation math trees	2300	2k
2018C	Tree Pruning brute force dfs and similar greedy sortings trees	1700	10.2k
2013F1	Game in Tree (Easy Version) binary search brute force data structures dp games greedy implementation trees	2700	679
2001C	Guess The Tree binary search brute force dfs and similar divide and conquer dsu greedy interactive trees	1500	13.1k
1987E	Wonderful Tree! brute force data structures dfs and similar dsu greedy trees	2000	4.2k
1975D	Paint the Tree brute force dfs and similar dp greedy shortest paths trees	1700	7.6k
1950F	0, 1, 2, Tree! bitmasks brute force greedy implementation trees	1700	11.5k
1929E	Sasha and the Happy Tree Cutting bitmasks brute force dfs and similar dp graphs greedy math trees	2300	2.1k
1876G	Clubstep binary search brute force data structures greedy trees	3500	295
1790F	Timofey and Black-White Tree brute force dfs and similar divide and conquer graphs greedy math shortest paths trees	2100	4.2k
1761E	Make It Connected binary search brute force constructive algorithms dsu graphs greedy matrices trees two pointers	2400	2.2k
1698E	PermutationForces II brute force combinatorics greedy sortings trees two pointers	2300	1.9k
1695D1	Tree Queries (Easy Version) brute force constructive algorithms dfs and similar dp greedy trees	2200	2.5k
1593E	Gardener and Tree brute force data structures dfs and similar greedy implementation trees	1600	15.1k
1580D	Subsequence brute force divide and conquer dp greedy trees	2900	1.2k
1559D1	Mocha and Diana (Easy Version) brute force constructive algorithms dsu graphs greedy trees	1400	16.5k
1559D2	Mocha and Diana (Hard Version) brute force constructive algorithms dfs and similar dsu graphs greedy trees two pointers	2500	3.2k
1523C	Compression and Expansion brute force data structures greedy implementation trees	1600	9.2k
1508C	Complete the MST bitmasks brute force data structures dfs and similar dsu graphs greedy trees	2500	1.8k
1285D	Dr. Evil Underscores bitmasks brute force dfs and similar divide and conquer dp greedy strings trees	1900	8.7k
979D	Kuro and GCD and XOR and SUM binary search bitmasks brute force data structures dp dsu greedy math number theory strings trees	2200	2.3k
343E	Pumping Stations brute force dfs and similar divide and conquer flows graphs greedy trees	2900	960

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