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Problemset

70 problems · filtered by 3 tags

#	Name	Rating↕	Solved↕
2208D1	Tree Orientation (Easy Version) constructive algorithms dfs and similar dsu graphs greedy matrices trees	1800	4.8k
2207H1	Bowser's Castle (Easy Version) binary search constructive algorithms divide and conquer greedy interactive trees	unrated	60
2183D1	Tree Coloring (Easy Version) constructive algorithms dfs and similar greedy trees	1500	9.3k
2183D2	Tree Coloring (Hard Version) combinatorics constructive algorithms data structures dfs and similar greedy implementation trees	2100	2.6k
2171F	Rae Taylor and Trees (hard version) binary search constructive algorithms data structures dp dsu greedy implementation trees	1600	7.6k
2165E	Rainbow Branch constructive algorithms dp greedy trees	3200	416
2146D1	Max Sum OR (Easy Version) bitmasks constructive algorithms divide and conquer greedy trees	1500	11.2k
2134D	Sliding Tree constructive algorithms dfs and similar greedy implementation trees	2300	3.8k
2133E	I Yearned For The Mines constructive algorithms dfs and similar dp greedy trees	2500	1.8k
2127E	Ancient Tree constructive algorithms data structures dfs and similar dsu greedy trees	2100	4.4k
2120C	Divine Tree constructive algorithms greedy math sortings trees	1400	13k
2115B	Gellyfish and Camellia Japonica brute force constructive algorithms dfs and similar dp graphs greedy trees	2100	5k
2108E	Spruce Dispute constructive algorithms dfs and similar graphs greedy implementation shortest paths trees	2600	922
2107E	Ain and Apple Tree binary search constructive algorithms greedy math trees	2600	957
2106G1	Baudelaire (easy version) binary search constructive algorithms divide and conquer greedy interactive trees	2200	1.7k
2081D	MST in Modulo Graph constructive algorithms dsu graphs greedy math number theory sortings trees	2600	1.2k
2071C	Trapmigiano Reggiano constructive algorithms data structures dfs and similar dp greedy sortings trees	1700	9.9k
2040D	Non Prime Tree brute force constructive algorithms dfs and similar greedy number theory trees two pointers	1900	5.9k
2032D	Genokraken constructive algorithms data structures graphs greedy implementation interactive trees two pointers	1800	6.3k
2029D	Cool Graph constructive algorithms data structures dfs and similar dsu graphs greedy trees	1900	4k
2025F	Choose Your Queries constructive algorithms dfs and similar dp graphs greedy trees	2700	1.1k
2006A	Iris and Game on the Tree constructive algorithms dfs and similar games graphs greedy trees	1700	9.8k
1994D	Funny Game constructive algorithms dsu graphs greedy math number theory trees	1900	7.7k
1943C	Tree Compass constructive algorithms dfs and similar greedy trees	2300	2.7k
1935F	Andrey's Tree binary search constructive algorithms data structures dfs and similar dsu greedy implementation trees	2800	634
1919D	01 Tree constructive algorithms data structures dsu greedy sortings trees	2100	4.6k
1899F	Alex's whims constructive algorithms graphs greedy shortest paths trees	1600	9.7k
1868D	Flower-like Pseudotree constructive algorithms graphs greedy implementation trees	3000	418
1833G	Ksyusha and Chinchilla constructive algorithms dfs and similar dp dsu greedy implementation trees	1800	6.5k
1827E	Bus Routes binary search constructive algorithms dfs and similar greedy trees	3400	1k
1795F	Blocking Chips binary search constructive algorithms dfs and similar greedy trees	2400	1.4k
1788F	XOR, Tree, and Queries bitmasks constructive algorithms dfs and similar dsu graphs greedy implementation trees	2500	1.2k
1761E	Make It Connected binary search brute force constructive algorithms dsu graphs greedy matrices trees two pointers	2400	2.2k
1740E	Hanging Hearts constructive algorithms data structures dfs and similar dp greedy trees	1800	5.1k
1738F	Connectivity Addicts constructive algorithms dsu graphs greedy interactive shortest paths trees	2400	1.4k
1695D1	Tree Queries (Easy Version) brute force constructive algorithms dfs and similar dp greedy trees	2200	2.5k
1695D2	Tree Queries (Hard Version) constructive algorithms dfs and similar dp greedy trees	2300	2.3k
1682E	Unordered Swaps constructive algorithms dfs and similar graphs greedy math sortings trees	2700	777
1637F	Towers constructive algorithms dfs and similar dp greedy trees	2500	2.2k
1605D	Treelabeling bitmasks constructive algorithms dfs and similar games greedy implementation trees	2100	3.3k
1583E	Moment of Bloom constructive algorithms dfs and similar graph matchings graphs greedy trees	2200	2.5k
1566E	Buds Re-hanging constructive algorithms dfs and similar dp greedy trees	2000	4.5k
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
1521D	Nastia Plays with a Tree constructive algorithms data structures dfs and similar dp dsu greedy implementation trees	2500	2.4k
1515F	Phoenix and Earthquake constructive algorithms dfs and similar dsu graphs greedy trees	2600	2.2k
1494D	Dogeforces constructive algorithms data structures dfs and similar divide and conquer dsu greedy sortings trees	2300	2.9k
1442E	Black, White and Grey Tree binary search constructive algorithms dfs and similar dp greedy trees	3000	805
1391E	Pairs of Pairs constructive algorithms dfs and similar graphs greedy trees	2600	2.1k
1364D	Ehab's Last Corollary constructive algorithms dfs and similar graphs greedy implementation trees	2100	5.1k
1338B	Edge Weight Assignment bitmasks constructive algorithms dfs and similar greedy math trees	1800	9.7k
1325C	Ehab and Path-etic MEXs constructive algorithms dfs and similar greedy trees	1500	17.9k
1296F	Berland Beauty constructive algorithms dfs and similar greedy sortings trees	2100	3.1k
1286B	Numbers on Tree constructive algorithms data structures dfs and similar graphs greedy trees	1800	5.7k
1283F	DIY Garland constructive algorithms greedy trees	2200	2.2k
1225F	Tree Factory constructive algorithms greedy trees	2500	1k
1141G	Privatization of Roads in Treeland binary search constructive algorithms dfs and similar graphs greedy trees	1900	2.6k
1098A	Sum in the tree constructive algorithms dfs and similar greedy trees	1600	9.7k
1098C	Construct a tree binary search constructive algorithms dfs and similar graphs greedy trees	2400	1.2k
1092E	Minimal Diameter Forest constructive algorithms dfs and similar greedy trees	2000	2.2k
1056D	Decorate Apple Tree constructive algorithms dfs and similar dp graphs greedy sortings trees	1600	6.8k
963B	Destruction of a Tree constructive algorithms dfs and similar dp greedy trees	2000	3k
911F	Tree Destruction constructive algorithms dfs and similar graphs greedy trees	2400	2.4k
827B	High Load constructive algorithms greedy implementation trees	1800	3.7k
761E	Dasha and Puzzle constructive algorithms dfs and similar graphs greedy trees	2000	2.4k
576B	Invariance of Tree constructive algorithms dfs and similar greedy trees	2100	1.9k
501C	Misha and Forest constructive algorithms data structures greedy sortings trees	1500	6.1k
429C	Guess the Tree bitmasks constructive algorithms dp greedy trees	2300	1.1k
321C	Ciel the Commander constructive algorithms dfs and similar divide and conquer greedy trees	2100	9.8k
260D	Black and White Tree constructive algorithms dsu graphs greedy trees	2100	1.7k

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