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Problemset

635 problems · filtered by 2 tags

#	Name	Rating↕	Solved↕
2059C	Customer Service brute force constructive algorithms graph matchings greedy math sortings	1600	12.8k
2059E1	Stop Gaming (Easy Version) brute force constructive algorithms greedy hashing strings	2500	907
2055C	The Trail brute force constructive algorithms greedy math two pointers	1400	17.6k
2055E	Haystacks brute force constructive algorithms data structures greedy sortings	2800	496
2053B	Outstanding Impressionist binary search brute force data structures greedy	1200	17.2k
2053F	Earnest Matrix Complement brute force data structures dp greedy implementation math	2600	963
2053G	Naive String Splits binary search brute force greedy hashing math number theory strings	3400	228
2051E	Best Price binary search brute force data structures greedy sortings	1600	12.3k
2051F	Joker brute force greedy implementation math	2000	4.1k
2050B	Transfusion brute force greedy math	1100	27.6k
2050D	Digital string maximization brute force greedy math strings	1300	19.4k
2049C	MEX Cycle brute force constructive algorithms greedy implementation	1500	13.9k
2048A	Kevin and Combination Lock brute force greedy implementation math number theory	800	23k
2048C	Kevin and Binary Strings bitmasks brute force greedy implementation strings	1200	15.4k
2048D	Kevin and Competition Memories binary search brute force data structures greedy sortings two pointers	1600	8.5k
2047B	Replace Character brute force combinatorics greedy strings	900	19.6k
2045A	Scrambled Scrabble brute force greedy	1700	2.7k
2043C	Sums on Segments binary search brute force data structures dp greedy math	1600	11.5k
2043E	Matrix Transformation bitmasks brute force data structures dfs and similar graphs greedy implementation	2300	1.9k
2043F	Nim bitmasks brute force combinatorics dp games greedy implementation shortest paths	2700	918
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
2038B	Make It Equal binary search brute force greedy math	2100	2k
2038K	Grid Walk brute force dp greedy math number theory	2100	1.8k
2038L	Bridge Renovation brute force dp greedy math two pointers	1400	8.3k
2035E	Monster binary search brute force constructive algorithms greedy implementation math ternary search	2300	2k
2033B	Sakurako and Water brute force constructive algorithms greedy	900	29.3k
2033E	Sakurako, Kosuke, and the Permutation brute force data structures dfs and similar dsu graphs greedy math	1400	14.5k
2031B	Penchick and Satay Sticks brute force greedy sortings	900	21.1k
2030C	A TRUE Battle brute force games greedy	1100	20.2k
2027B	Stalin Sort brute force greedy	1100	18k
2027C	Add Zeros brute force data structures dfs and similar dp graphs greedy	1500	14.1k
2026B	Black Cells binary search brute force constructive algorithms greedy	1300	16.8k
2026C	Action Figures binary search brute force constructive algorithms data structures greedy implementation	1500	12.9k
2025C	New Game binary search brute force greedy implementation sortings two pointers	1300	19.4k
2023D	Many Games brute force dp greedy math probabilities	2900	612
2021B	Maximize Mex brute force greedy math number theory	1200	19.2k
2021E1	Digital Village (Easy Version) brute force data structures dfs and similar dp dsu fft graphs greedy implementation math trees	2300	2k
2020A	Find Minimum Operations bitmasks brute force greedy math number theory	800	26.2k
2019A	Max Plus Size brute force dp greedy	800	27.5k
2018A	Cards Partition 2-sat brute force greedy implementation math	1600	12.9k
2018C	Tree Pruning brute force dfs and similar greedy sortings trees	1700	10.2k
2014D	Robert Hood and Mrs Hood brute force data structures greedy sortings	1400	16.3k
2014G	Milky Days brute force data structures greedy implementation	2200	1.8k
2013E	Prefix GCD brute force dp greedy math number theory	2200	4.4k
2013F1	Game in Tree (Easy Version) binary search brute force data structures dp games greedy implementation trees	2700	679
2008A	Sakurako's Exam brute force constructive algorithms greedy math	800	42.3k
2008E	Alternating String brute force data structures dp greedy implementation strings	1500	13.8k
2008H	Sakurako's Test binary search brute force greedy math number theory	2100	3.7k
2004B	Game with Doors brute force greedy	1000	32.1k
2004D	Colored Portals binary search brute force data structures graphs greedy implementation shortest paths	1600	13.5k
2004F	Make a Palindrome binary search brute force data structures greedy math	2600	1.4k
2003E1	Turtle and Inversions (Easy Version) brute force divide and conquer dp greedy math	2600	902
2003E2	Turtle and Inversions (Hard Version) brute force data structures divide and conquer dp greedy math two pointers	2700	654
2003F	Turtle and Three Sequences brute force data structures dp greedy math probabilities two pointers	2800	838
2002C	Black Circles brute force geometry greedy math	1200	18k
2001C	Guess The Tree binary search brute force dfs and similar divide and conquer dsu greedy interactive trees	1500	13.1k
2001D	Longest Max Min Subsequence brute force constructive algorithms data structures greedy implementation	1900	6.6k
2000G	Call During the Journey binary search brute force graphs greedy shortest paths	2100	3.2k
1998C	Perform Operations to Maximize Score binary search brute force constructive algorithms greedy implementation	1900	7.2k
1998E1	Eliminating Balls With Merging (Easy Version) binary search brute force data structures divide and conquer greedy	2200	2.3k
1998E2	Eliminating Balls With Merging (Hard Version) binary search brute force data structures divide and conquer greedy implementation	2500	927
1997F	Chips on a Line brute force combinatorics dp greedy math	2700	1.3k
1996G	Penacony brute force data structures graphs greedy hashing	2200	2.4k
1995A	Diagonals brute force greedy implementation math	800	26.6k
1995B1	Bouquet (Easy Version) binary search brute force greedy sortings two pointers	1100	21.3k
1995C	Squaring brute force constructive algorithms greedy implementation math number theory	1800	10.4k
1992A	Only Pluses brute force constructive algorithms greedy math sortings	800	50.1k
1992F	Valuable Cards brute force dp greedy number theory two pointers	1900	7.7k
1991F	Triangle Formation brute force greedy implementation math sortings	2200	2.8k
1990A	Submission Bait brute force games greedy sortings	900	27.2k
1990C	Mad MAD Sum brute force greedy math	1500	14.9k
1990D	Grid Puzzle bitmasks brute force dp greedy implementation	1800	7.9k
1990F	Polygonal Segments brute force data structures divide and conquer dp greedy two pointers	2800	464
1989B	Substring and Subsequence brute force greedy strings	1200	23.6k
1989D	Smithing Skill brute force data structures dp greedy math sortings two pointers	1900	7.2k
1988A	Split the Multiset brute force greedy implementation math	900	27.3k
1987E	Wonderful Tree! brute force data structures dfs and similar dsu greedy trees	2000	4.2k
1986B	Matrix Stabilization brute force data structures greedy sortings	1000	30.4k
1986D	Mathematical Problem brute force dp greedy implementation math two pointers	1400	18.2k
1983C	Have Your Cake and Eat It Too binary search brute force greedy implementation	1400	14.9k
1981A	Turtle and Piggy Are Playing a Game brute force greedy math	800	24.4k
1981C	Turtle and an Incomplete Sequence bitmasks brute force constructive algorithms greedy implementation math	1800	6.4k
1979A	Guess the Maximum brute force greedy implementation	800	32k
1979D	Fixing a Binary String bitmasks brute force constructive algorithms dp greedy hashing strings	1800	8k
1978E	Computing Machine brute force data structures dp greedy implementation	2000	4.7k
1977C	Nikita and LCM brute force data structures dp greedy math number theory sortings	1900	8.2k
1977D	XORificator bitmasks brute force greedy hashing	2300	2.4k
1975A	Bazoka and Mocha's Array brute force greedy implementation sortings	800	20.9k
1975B	378QAQ and Mocha's Array brute force greedy math sortings	1000	21.3k
1975C	Chamo and Mocha's Array binary search brute force greedy	1200	17.4k
1975D	Paint the Tree brute force dfs and similar dp greedy shortest paths trees	1700	7.6k
1972A	Contest Proposal brute force greedy two pointers	800	26.2k
1968D	Permutation Game brute force dfs and similar games graphs greedy math	1300	17.7k
1956A	Nene's Game binary search brute force data structures games greedy	800	24.5k
1956D	Nene and the Mex Operator bitmasks brute force constructive algorithms divide and conquer dp greedy implementation math	2000	4.9k
1956E2	Nene vs. Monsters (Hard Version) brute force greedy implementation math	2700	1.1k
1955E	Long Inversions brute force greedy implementation sortings	1700	10.8k
1951E	No Palindromes brute force constructive algorithms divide and conquer greedy hashing implementation math strings	2000	4.6k
1950F	0, 1, 2, Tree! bitmasks brute force greedy implementation trees	1700	11.5k

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