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Problemset

113 problems · filtered by 3 tags

#	Name	Rating↕	Solved↕
2242C	Unstable Elements brute force data structures implementation sortings two pointers	1300	10.5k
2236G	Criterion in Burlandia binary search bitmasks brute force data structures dfs and similar divide and conquer implementation trees two pointers	2600	385
2233D	Goods on the Shelf brute force data structures implementation two pointers	1900	3.4k
2227D	Palindromex binary search brute force constructive algorithms data structures greedy implementation two pointers	1200	13.9k
2200F	Mooclear Reactor 2 brute force data structures greedy implementation sortings	1900	3.2k
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
2156F1	Strange Operation (Easy Version) brute force data structures greedy implementation sortings	2200	1.7k
2153F	Odd Queries on Odd Array bitmasks brute force data structures implementation trees	2900	337
2133A	Redstone? brute force data structures implementation math	800	31.9k
2126F	1-1-1, Free Tree! brute force data structures dfs and similar graphs implementation trees	2000	4.4k
2121H	Ice Baby binary search brute force data structures dp implementation sortings	2300	2.3k
2118D2	Red Light, Green Light (Hard version) binary search brute force data structures dfs and similar dp graphs implementation math number theory	2200	2.6k
2108C	Neo's Escape binary search brute force data structures dp dsu graphs greedy implementation	1500	15.1k
2104B	Move to the End brute force data structures dp greedy implementation	1000	21.3k
2077D	Maximum Polygon brute force data structures greedy implementation math	3100	393
2075F	Beautiful Sequence Returns binary search brute force data structures implementation	3000	529
2074D	Counting Points brute force data structures geometry implementation two pointers	1400	12.4k
2071D2	Infinite Sequence (Hard Version) bitmasks brute force constructive algorithms data structures dp implementation math	2500	1.1k
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
2049F	MEX OR Mania bitmasks brute force data structures dsu implementation	2700	600
2048F	Kevin and Math Class brute force data structures divide and conquer dp implementation math trees	2500	1.3k
2043E	Matrix Transformation bitmasks brute force data structures dfs and similar graphs greedy implementation	2300	1.9k
2043G	Problem with Queries brute force data structures implementation	3000	337
2042E	Vertex Pairs binary search brute force data structures dfs and similar divide and conquer greedy implementation trees	2900	535
2026C	Action Figures binary search brute force constructive algorithms data structures greedy implementation	1500	12.9k
2025D	Attribute Checks brute force data structures dp implementation math two pointers	1800	8k
2021E1	Digital Village (Easy Version) brute force data structures dfs and similar dp dsu fft graphs greedy implementation math trees	2300	2k
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
2005D	Alter the GCD binary search brute force data structures divide and conquer implementation number theory	2400	1.3k
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
2000H	Ksyusha and the Loaded Set binary search brute force data structures implementation	2200	2.4k
1998E2	Eliminating Balls With Merging (Hard Version) binary search brute force data structures divide and conquer greedy implementation	2500	927
1997E	Level Up binary search brute force data structures divide and conquer implementation	2200	3.9k
1988E	Range Minimum Sum binary search brute force data structures divide and conquer implementation	2300	1.9k
1985H1	Maximize the Largest Component (Easy Version) brute force data structures dfs and similar dsu graphs implementation	1700	7.4k
1982D	Beauty of the mountains brute force data structures implementation math number theory	1700	10.2k
1978E	Computing Machine brute force data structures dp greedy implementation	2000	4.7k
1974F	Cutting Game binary search brute force data structures implementation sortings two pointers	1900	4.5k
1967F	Next and Prev brute force data structures implementation	3200	104
1942F	Farmer John's Favorite Function brute force data structures implementation math	2700	1k
1932C	LR-remainders brute force data structures implementation math two pointers	1400	19.3k
1922D	Berserk Monsters brute force data structures dsu implementation math	1900	6.9k
1921F	Sum of Progression brute force data structures dp implementation math	1900	5.2k
1921G	Mischievous Shooter brute force data structures divide and conquer dp implementation	2200	1.5k
1878G	wxhtzdy ORO Tree binary search bitmasks brute force data structures dfs and similar implementation trees	2300	1.5k
1834D	Survey in Class brute force data structures greedy implementation sortings	1900	5.6k
1826E	Walk the Runway bitmasks brute force data structures dp graphs implementation sortings	2400	2k
1807G1	Subsequence Addition (Easy Version) brute force data structures dp greedy implementation sortings	1100	22.7k
1798B	Three Sevens brute force data structures greedy implementation	1000	19k
1797D	Li Hua and Tree brute force data structures dfs and similar dp implementation trees	1900	4.7k
1793F	Rebrending brute force data structures divide and conquer implementation	2600	1.7k
1781E	Rectangle Shrinking binary search brute force data structures greedy implementation two pointers	2300	1.5k
1774F1	Magician and Pigs (Easy Version) brute force data structures implementation	2400	1.3k
1774F2	Magician and Pigs (Hard Version) binary search brute force data structures implementation	2700	921
1765L	Project Manager brute force data structures implementation	2400	693
1763B	Incinerate binary search brute force data structures implementation math sortings	1200	16.6k
1748C	Zero-Sum Prefixes brute force data structures dp greedy implementation	1600	13.3k
1732D1	Balance (Easy version) brute force data structures implementation number theory	1500	10k
1722E	Counting Rectangles brute force data structures dp implementation	1600	13.7k
1710B	Rain binary search brute force data structures geometry greedy implementation math	2100	2.8k
1707B	Difference Array brute force data structures implementation sortings	1900	6.5k
1687D	Cute number binary search brute force data structures dsu implementation math	2900	775
1665E	MinimizOR bitmasks brute force data structures divide and conquer greedy implementation two pointers	2500	1.9k
1651C	Fault-tolerant Network brute force data structures implementation	1500	11.6k
1644E	Expand the Path brute force combinatorics data structures implementation math	1900	3.5k
1638E	Colorful Operations brute force data structures implementation	2400	2.5k
1634F	Fibonacci Additions brute force data structures hashing implementation math	2700	2k
1598E	Staircases brute force combinatorics data structures dfs and similar dp implementation math	2100	2.5k
1593E	Gardener and Tree brute force data structures dfs and similar greedy implementation trees	1600	15.1k
1580A	Portal brute force data structures dp greedy implementation	1700	3.9k
1580C	Train Maintenance brute force data structures implementation	2200	2.3k
1574D	The Strongest Build binary search brute force data structures dfs and similar graphs greedy hashing implementation	2000	4.9k
1572A	Book binary search brute force data structures dp graphs implementation sortings	1800	10.6k
1535F	String Distance binary search brute force data structures hashing implementation strings	3000	701
1523C	Compression and Expansion brute force data structures greedy implementation trees	1600	9.2k
1511C	Yet Another Card Deck brute force data structures implementation trees	1100	34.4k
1495E	Qingshan and Daniel brute force data structures greedy implementation	3200	548
1493D	GCD of an Array brute force data structures hashing implementation math number theory sortings two pointers	2100	5.9k
1491C	Pekora and Trampoline brute force data structures dp greedy implementation	1700	8.4k
1487E	Cheap Dinner brute force data structures graphs greedy implementation sortings two pointers	2000	5.2k
1474C	Array Destruction brute force constructive algorithms data structures greedy implementation sortings	1700	14.3k
1461D	Divide and Summarize binary search brute force data structures divide and conquer implementation sortings	1600	10.4k
1408D	Searchlights binary search brute force data structures dp implementation sortings two pointers	2000	4.7k
1343F	Restore the Permutation by Sorted Segments brute force constructive algorithms data structures greedy implementation	2400	1.4k
1340A	Nastya and Strange Generator brute force data structures greedy implementation	1500	13.7k
1290A	Mind Control brute force data structures implementation	1600	9k
1287B	Hyperset brute force data structures implementation	1500	9.9k
1236D	Alice and the Doll brute force data structures greedy implementation	2300	1.8k
1207F	Remainder Problem brute force data structures implementation	2100	7k
1202C	You Are Given a WASD-string... brute force data structures dp greedy implementation math strings	2100	2.8k
1200A	Hotelier brute force data structures implementation	800	22.1k
1200D	White Lines brute force data structures dp implementation two pointers	1900	4.4k
1200F	Graph Traveler brute force data structures dfs and similar dp graphs implementation math number theory	2300	1.2k
830C	Bamboo Partition brute force data structures implementation math number theory sortings two pointers	2300	1.3k
776C	Molly's Chemicals binary search brute force data structures implementation math	1800	6.3k

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