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Problemset

39 problems · filtered by 3 tags

#	Name	Rating↕	Solved↕
2244E	Masha and the Garland data structures dp greedy implementation math number theory strings	unrated	7.6k
2196D	Double Bracket Sequence data structures dp expression parsing flows greedy strings	2500	1.1k
2111E	Changing the String binary search data structures greedy implementation sortings strings	1900	5.5k
2093G	Shorten the Array binary search bitmasks data structures dfs and similar greedy strings trees two pointers	1900	4k
2008E	Alternating String brute force data structures dp greedy implementation strings	1500	13.8k
1980G	Yasya and the Mysterious Tree bitmasks data structures dfs and similar graphs greedy strings trees	2300	1.8k
1898E	Sofia and Strings data structures greedy sortings strings two pointers	2200	2.8k
1847D	Professor Higashikata data structures dsu greedy implementation strings	1900	4.3k
1838D	Bracket Walk data structures greedy strings	2100	3.8k
1800D	Remove Two Letters data structures greedy hashing strings	1200	30.2k
1750E	Bracket Cost binary search data structures divide and conquer dp greedy strings	2400	1.7k
1714D	Color with Occurrences brute force data structures dp greedy strings	1600	10.5k
1697C	awoo's Favorite Problem binary search constructive algorithms data structures greedy implementation strings two pointers	1400	15.9k
1654F	Minimal String Xoration bitmasks data structures divide and conquer greedy hashing sortings strings	2800	1.5k
1623E	Middle Duplication data structures dfs and similar greedy strings trees	2500	1.3k
1616E	Lexicographically Small Enough brute force data structures greedy strings	2200	2.8k
1582C	Grandma Capa Knits a Scarf brute force data structures greedy strings two pointers	1200	25.2k
1537E2	Erase and Extend (Hard Version) binary search data structures greedy hashing string suffix structures strings two pointers	2200	6.4k
1506G	Maximize the Remaining String brute force data structures dp greedy strings	2000	4.9k
1430E	String Reversal data structures greedy strings	1900	7.4k
1428C	ABBB brute force data structures greedy strings	1100	22.9k
1416C	XOR Inverse bitmasks data structures divide and conquer dp greedy math sortings strings trees	2000	5.2k
1213F	Unstable String Sort data structures dfs and similar dsu graphs greedy implementation strings	2100	3.1k
1204D2	Kirk and a Binary String (hard version) data structures greedy math strings	2100	3.4k
1202C	You Are Given a WASD-string... brute force data structures dp greedy implementation math strings	2100	2.8k
1182C	Beautiful Lyrics data structures greedy strings	1700	4.6k
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
965E	Short Code data structures dp greedy strings trees	2200	2k
923C	Perfect Security data structures greedy strings trees	1800	4.8k
827A	String Reconstruction data structures greedy sortings strings	1700	4.4k
797C	Minimal string data structures greedy strings	1700	10.2k
755B	PolandBall and Game binary search data structures games greedy sortings strings	1100	13k
724D	Dense Subsequence data structures greedy strings	1900	2.5k
722D	Generating Sets binary search data structures dfs and similar greedy strings trees	1900	3.4k
524F	And Yet Another Bracket Sequence data structures greedy hashing string suffix structures strings	2700	640
196D	The Next Good String data structures greedy hashing strings	2800	644
79C	Beaver data structures dp greedy hashing strings two pointers	1800	2.1k
30E	Tricky and Clever Password binary search constructive algorithms data structures greedy hashing strings	2800	961
5C	Longest Regular Bracket Sequence constructive algorithms data structures dp greedy sortings strings	1900	18.8k

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