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Problemset

24 problems · filtered by 3 tags

#	Name	Rating↕	Solved↕
2176E	Remove at the lowest cost data structures dfs and similar dp dsu greedy implementation trees	2400	1.3k
2171D	Rae Taylor and Trees (easy version) binary search data structures dp dsu greedy implementation trees	1400	12.3k
2171F	Rae Taylor and Trees (hard version) binary search constructive algorithms data structures dp dsu greedy implementation trees	1600	7.6k
2097B	Baggage Claim combinatorics dfs and similar dp dsu graphs implementation math trees	2300	2k
2063F1	Counting Is Not Fun (Easy Version) combinatorics data structures dfs and similar dp dsu graphs hashing implementation math trees	2400	1.6k
2063F2	Counting Is Not Fun (Hard Version) combinatorics data structures dfs and similar dsu graphs implementation trees	2700	951
2044G2	Medium Demon Problem (hard version) dfs and similar dp dsu graphs implementation trees	1900	4k
2021E1	Digital Village (Easy Version) brute force data structures dfs and similar dp dsu fft graphs greedy implementation math trees	2300	2k
1935F	Andrey's Tree binary search constructive algorithms data structures dfs and similar dsu greedy implementation trees	2800	634
1927F	Microcycle data structures dfs and similar dsu graphs greedy implementation sortings trees	1900	5.6k
1851G	Vlad and the Mountains binary search data structures dsu graphs implementation sortings trees two pointers	2000	4.2k
1833G	Ksyusha and Chinchilla constructive algorithms dfs and similar dp dsu greedy implementation trees	1800	6.5k
1788F	XOR, Tree, and Queries bitmasks constructive algorithms dfs and similar dsu graphs greedy implementation trees	2500	1.2k
1648E	Air Reform data structures dfs and similar divide and conquer dsu graphs implementation trees	3200	601
1609D	Social Network dsu graphs greedy implementation trees	1600	8.6k
1521D	Nastia Plays with a Tree constructive algorithms data structures dfs and similar dp dsu greedy implementation trees	2500	2.4k
1463E	Plan of Lectures constructive algorithms dfs and similar dsu graphs implementation sortings trees	2400	1.8k
1416D	Graph and Queries data structures dsu graphs implementation trees	2600	2.9k
1380E	Merging Towers data structures dsu implementation trees	2300	2.5k
886C	Petya and Catacombs dsu greedy implementation trees	1300	5.7k
763A	Timofey and a tree dfs and similar dp dsu graphs implementation trees	1600	12.1k
371D	Vessels data structures dsu implementation trees	1800	6.6k
87D	Beautiful Road dfs and similar dp dsu graphs implementation sortings trees	2300	1.1k
81E	Pairs dfs and similar dp dsu graphs implementation trees	2700	460

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