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Problemset

48 problems · filtered by 3 tags

#	Name	Rating↕	Solved↕
2236G	Criterion in Burlandia binary search bitmasks brute force data structures dfs and similar divide and conquer implementation trees two pointers	2600	385
2127H	23 Rises Again brute force dfs and similar dp flows graph matchings graphs greedy implementation probabilities trees	3100	1.9k
2126F	1-1-1, Free Tree! brute force data structures dfs and similar graphs implementation trees	2000	4.4k
2118D1	Red Light, Green Light (Easy version) brute force dfs and similar dp graphs implementation number theory	1700	8.6k
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
2107D	Apple Tree Traversing brute force dfs and similar greedy implementation trees	2100	3.6k
2104F	Numbers and Strings binary search brute force dfs and similar dp implementation math	2600	742
2056B	Find the Permutation brute force dfs and similar graphs implementation sortings	1300	18.2k
2045M	Mirror Maze brute force dfs and similar graphs implementation	1800	2.3k
2043E	Matrix Transformation bitmasks brute force data structures dfs and similar graphs greedy implementation	2300	1.9k
2042E	Vertex Pairs binary search brute force data structures dfs and similar divide and conquer greedy implementation trees	2900	535
2021E1	Digital Village (Easy Version) brute force data structures dfs and similar dp dsu fft graphs greedy implementation math trees	2300	2k
1985H1	Maximize the Largest Component (Easy Version) brute force data structures dfs and similar dsu graphs implementation	1700	7.4k
1971F	Circle Perimeter binary search brute force dfs and similar geometry implementation math	1600	12.7k
1955G	GCD on a grid brute force dfs and similar dp implementation math number theory	1900	6.1k
1926F	Vlad and Avoiding X bitmasks brute force dfs and similar dp implementation	2200	2.1k
1907G	Lights brute force constructive algorithms dfs and similar graphs greedy implementation	2200	2.4k
1893A	Anonymous Informant brute force dfs and similar graphs implementation	1400	15.3k
1889D	Game of Stacks brute force dfs and similar graphs implementation trees	3000	982
1879E	Interactive Game with Coloring brute force constructive algorithms dfs and similar graphs implementation interactive trees	2400	1.6k
1878G	wxhtzdy ORO Tree binary search bitmasks brute force data structures dfs and similar implementation trees	2300	1.5k
1867D	Cyclic Operations brute force constructive algorithms dfs and similar graphs greedy implementation	1800	6.9k
1829D	Gold Rush brute force dfs and similar dp implementation	1000	35k
1807F	Bouncy Ball brute force dfs and similar implementation	1700	7.4k
1797D	Li Hua and Tree brute force data structures dfs and similar dp implementation trees	1900	4.7k
1662O	Circular Maze brute force dfs and similar graphs implementation	unrated	1.6k
1623B	Game on Ranges brute force dfs and similar implementation sortings	1100	14.7k
1607F	Robot on the Board 2 brute force dfs and similar graphs implementation	2300	2.2k
1598A	Computer Game brute force dfs and similar dp implementation	800	25.9k
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
1574D	The Strongest Build binary search brute force data structures dfs and similar graphs greedy hashing implementation	2000	4.9k
1543C	Need for Pink Slips bitmasks brute force dfs and similar implementation math probabilities	1900	5.7k
1520G	To Go Or Not To Go? brute force dfs and similar graphs greedy implementation shortest paths	2200	4.4k
1494F	Delete The Edges brute force constructive algorithms dfs and similar graphs implementation	2900	531
1492E	Almost Fault-Tolerant Database brute force constructive algorithms dfs and similar greedy implementation	2500	1.3k
1487C	Minimum Ties brute force constructive algorithms dfs and similar graphs greedy implementation math	1500	15.6k
1200F	Graph Traveler brute force data structures dfs and similar dp graphs implementation math number theory	2300	1.2k
948A	Protect Sheep brute force dfs and similar graphs implementation	900	15.6k
778B	Bitwise Formula bitmasks brute force dfs and similar expression parsing implementation	1800	2.5k
750D	New Year and Fireworks brute force data structures dfs and similar dp implementation	1900	3.2k
679D	Bear and Chase brute force dfs and similar graphs implementation math probabilities	2900	378
475B	Strongly Connected City brute force dfs and similar graphs implementation	1400	9.4k
448E	Divisors brute force dfs and similar implementation number theory	2200	2k
263C	Circle of Numbers brute force dfs and similar implementation	2000	1.2k
254D	Rats brute force dfs and similar graphs implementation shortest paths	2300	669
135D	Cycle brute force dfs and similar implementation	2500	331
129B	Students and Shoelaces brute force dfs and similar graphs implementation	1200	14.1k

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