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Problemset

195 problems · filtered by 3 tags

#	Name	Rating↕	Solved↕
2249A	Rank Subsequence brute force greedy implementation	unrated	7k
2242E	Product of Closures bitmasks brute force constructive algorithms greedy implementation math number theory	2200	1.4k
2228C1	Cirno and Number (Easy Version) binary search brute force dp greedy implementation	1500	8k
2227D	Palindromex binary search brute force constructive algorithms data structures greedy implementation two pointers	1200	13.9k
2215D	EXPloration, EXPloitation, and Gain Some EXPerience! bitmasks brute force dp greedy implementation	2800	162
2208B	Cyclists brute force games greedy implementation math sortings	1100	15k
2200F	Mooclear Reactor 2 brute force data structures greedy implementation sortings	1900	3.2k
2170A	Maximum Neighborhood bitmasks brute force greedy implementation math	800	20.6k
2159B	Rectangles brute force data structures dp dsu greedy implementation two pointers	2100	3.4k
2157E	Adjusting Drones binary search brute force data structures dp dsu greedy implementation sortings	1900	4.6k
2156B	Strange Machine binary search brute force greedy implementation	1000	21.6k
2156F1	Strange Operation (Easy Version) brute force data structures greedy implementation sortings	2200	1.7k
2155C	The Ancient Wizards' Capes brute force greedy implementation	1500	10.9k
2146A	Equal Occurrences brute force greedy implementation	800	22.5k
2137C	Maximum Even Sum brute force greedy implementation math	1100	23.7k
2134C	Even Larger brute force greedy implementation	1200	19.5k
2127H	23 Rises Again brute force dfs and similar dp flows graph matchings graphs greedy implementation probabilities trees	3100	1.9k
2114D	Come a Little Closer brute force greedy implementation math	1400	15k
2108C	Neo's Escape binary search brute force data structures dp dsu graphs greedy implementation	1500	15.1k
2107D	Apple Tree Traversing brute force dfs and similar greedy implementation trees	2100	3.6k
2104B	Move to the End brute force data structures dp greedy implementation	1000	21.3k
2103A	Common Multiple brute force greedy implementation math	800	25.2k
2092D	Mishkin Energizer brute force constructive algorithms greedy implementation strings	1800	7k
2077D	Maximum Polygon brute force data structures greedy implementation math	3100	393
2072D	For Wizards, the Exam Is Easy, but I Couldn't Handle It brute force greedy implementation	1300	18k
2068F	Mascot Naming brute force greedy implementation strings	1900	1.5k
2065A	Skibidus and Amog'u brute force constructive algorithms greedy implementation strings	800	56.9k
2063D	Game With Triangles binary search brute force data structures geometry greedy implementation math ternary search two pointers	2000	5.2k
2053F	Earnest Matrix Complement brute force data structures dp greedy implementation math	2600	963
2051F	Joker brute force greedy implementation math	2000	4.1k
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
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
2035E	Monster binary search brute force constructive algorithms greedy implementation math ternary search	2300	2k
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
2021E1	Digital Village (Easy Version) brute force data structures dfs and similar dp dsu fft graphs greedy implementation math trees	2300	2k
2018A	Cards Partition 2-sat brute force greedy implementation math	1600	12.9k
2014G	Milky Days brute force data structures greedy implementation	2200	1.8k
2013F1	Game in Tree (Easy Version) binary search brute force data structures dp games greedy implementation trees	2700	679
2008E	Alternating String brute force data structures dp greedy implementation strings	1500	13.8k
2004D	Colored Portals binary search brute force data structures graphs greedy implementation shortest paths	1600	13.5k
2001D	Longest Max Min Subsequence brute force constructive algorithms data structures greedy implementation	1900	6.6k
1998C	Perform Operations to Maximize Score binary search brute force constructive algorithms greedy implementation	1900	7.2k
1998E2	Eliminating Balls With Merging (Hard Version) binary search brute force data structures divide and conquer greedy implementation	2500	927
1995A	Diagonals brute force greedy implementation math	800	26.6k
1995C	Squaring brute force constructive algorithms greedy implementation math number theory	1800	10.4k
1991F	Triangle Formation brute force greedy implementation math sortings	2200	2.8k
1990D	Grid Puzzle bitmasks brute force dp greedy implementation	1800	7.9k
1988A	Split the Multiset brute force greedy implementation math	900	27.3k
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
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
1978E	Computing Machine brute force data structures dp greedy implementation	2000	4.7k
1975A	Bazoka and Mocha's Array brute force greedy implementation sortings	800	20.9k
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
1948B	Array Fix brute force dp greedy implementation	1100	26.5k
1948E	Clique Partition brute force constructive algorithms graphs greedy implementation	2100	3.6k
1946D	Birthday Gift bitmasks brute force constructive algorithms greedy implementation	1900	5.7k
1923F	Shrink-Reverse binary search brute force greedy hashing implementation string suffix structures strings	2800	544
1917C	Watering an Array brute force greedy implementation math	1600	12.6k
1914D	Three Activities brute force dp greedy implementation sortings	1200	40.7k
1907G	Lights brute force constructive algorithms dfs and similar graphs greedy implementation	2200	2.4k
1893C	Freedom of Choice brute force greedy implementation	2000	3.3k
1891E	Brukhovich and Exams brute force greedy implementation math sortings	2500	1.1k
1874A	Jellyfish and Game brute force games greedy implementation	1200	19.6k
1867D	Cyclic Operations brute force constructive algorithms dfs and similar graphs greedy implementation	1800	6.9k
1850D	Balanced Round brute force greedy implementation sortings	900	64.7k
1834D	Survey in Class brute force data structures greedy implementation sortings	1900	5.6k
1826A	Trust Nobody brute force greedy implementation sortings	1200	17.5k
1808C	Unlucky Numbers brute force dp greedy implementation	1900	4.4k
1807G1	Subsequence Addition (Easy Version) brute force data structures dp greedy implementation sortings	1100	22.7k
1804D	Accommodation brute force dp greedy implementation	2000	5.3k
1798B	Three Sevens brute force data structures greedy implementation	1000	19k
1789F	Serval and Brain Power bitmasks brute force dp greedy implementation strings	2700	1k
1781C	Equal Frequencies brute force constructive algorithms greedy implementation sortings strings	1600	11k
1781E	Rectangle Shrinking binary search brute force data structures greedy implementation two pointers	2300	1.5k
1774D	Same Count One brute force constructive algorithms greedy implementation two pointers	1600	9.4k
1750B	Maximum Substring brute force greedy implementation	800	16.9k
1748C	Zero-Sum Prefixes brute force data structures dp greedy implementation	1600	13.3k
1737D	Ela and the Wiring Wizard brute force dp graphs greedy implementation shortest paths	2200	2.1k
1732B	Ugu brute force dp greedy implementation	900	17.5k
1732C2	Sheikh (Hard Version) binary search bitmasks brute force greedy implementation two pointers	2100	3.2k
1728A	Colored Balls: Revisited brute force greedy implementation sortings	800	25.5k
1710B	Rain binary search brute force data structures geometry greedy implementation math	2100	2.8k
1709A	Three Doors brute force greedy implementation math	800	31.8k
1704B	Luke is a Foodie brute force greedy implementation	1000	32k
1697E	Coloring brute force combinatorics constructive algorithms dp geometry graphs greedy implementation math	2400	1.5k
1696H	Maximum Product? brute force combinatorics dp greedy implementation math two pointers	3500	215
1689A	Lex String brute force greedy implementation sortings two pointers	800	17.8k
1684C	Column Swapping brute force constructive algorithms greedy implementation sortings	1400	13.3k
1676C	Most Similar Words brute force greedy implementation math strings	800	35.4k

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