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Problemset

39 problems · filtered by 3 tags

#	Name	Rating↕	Solved↕
2201F2	Monotone Monochrome Matrices (Hard Version) constructive algorithms data structures hashing math	2800	461
2128E2	Submedians (Hard Version) binary search constructive algorithms data structures math two pointers	2600	818
2091G	Gleb and Boating brute force constructive algorithms data structures dp graphs greedy math number theory shortest paths	2300	1.6k
2077E	Another Folding Strip combinatorics constructive algorithms data structures divide and conquer dp greedy math	2700	627
2071D2	Infinite Sequence (Hard Version) bitmasks brute force constructive algorithms data structures dp implementation math	2500	1.1k
2070E	Game with Binary String constructive algorithms data structures divide and conquer games greedy math	2200	1.9k
2044H	Hard Demon Problem constructive algorithms data structures dp implementation math	2100	2.7k
2032E	Balanced constructive algorithms data structures greedy implementation math	2400	1.4k
1983D	Swap Dilemma constructive algorithms data structures divide and conquer greedy math sortings	1700	11.5k
1980E	Permutation of Rows and Columns constructive algorithms data structures greedy hashing implementation math matrices sortings	1600	13.3k
1978C	Manhattan Permutations constructive algorithms data structures greedy implementation math	1300	18k
1909C	Heavy Intervals constructive algorithms data structures dsu greedy math sortings	1400	13.4k
1895D	XOR Construction bitmasks constructive algorithms data structures math string suffix structures trees	1900	7.2k
1864D	Matrix Cascade brute force constructive algorithms data structures dp greedy math	1700	7.7k
1844F2	Min Cost Permutation (Hard Version) binary search constructive algorithms data structures greedy math sortings	2800	506
1844G	Tree Weights bitmasks constructive algorithms data structures dfs and similar implementation math matrices number theory trees	3000	1.2k
1833F	Ira and Flamenco combinatorics constructive algorithms data structures implementation math sortings two pointers	1700	10.6k
1759G	Restore the Permutation binary search constructive algorithms data structures greedy math	1900	5.6k
1743G	Antifibonacci Cut bitmasks combinatorics constructive algorithms data structures dp hashing math	3000	381
1720E	Misha and Paintings constructive algorithms data structures greedy implementation math	2700	1k
1706D2	Chopping Carrots (Hard Version) brute force constructive algorithms data structures dp greedy math number theory two pointers	2400	2k
1702F	Equate Multisets constructive algorithms data structures greedy math number theory	1700	9.6k
1659D	Reverse Sort Sum constructive algorithms data structures greedy implementation math two pointers	1900	4.5k
1648B	Integral Array brute force constructive algorithms data structures math	1800	7.4k
1619E	MEX and Increments constructive algorithms data structures dp greedy implementation math sortings	1700	10.3k
1526D	Kill Anton brute force constructive algorithms data structures math strings	2200	2.8k
1430C	Numbers on Whiteboard constructive algorithms data structures greedy implementation math	1000	28.7k
1406D	Three Sequences constructive algorithms data structures greedy math	2200	3.9k
1392F	Omkar and Landslide binary search constructive algorithms data structures greedy math	2400	2.6k
1322B	Present binary search bitmasks constructive algorithms data structures math sortings	2100	4.7k
1283C	Friends and Gifts constructive algorithms data structures math	1500	14.3k
1276C	Beautiful Rectangle brute force combinatorics constructive algorithms data structures greedy math	2300	1.8k
1266D	Decreasing Debts constructive algorithms data structures graphs greedy implementation math two pointers	2000	3.9k
1163E	Magical Permutation bitmasks brute force constructive algorithms data structures graphs math	2400	1.1k
1158C	Permutation recovery constructive algorithms data structures dfs and similar graphs greedy math sortings	2100	2.3k
1039A	Timetable constructive algorithms data structures greedy math	2300	892
766E	Mahmoud and a xor trip bitmasks constructive algorithms data structures dfs and similar dp math trees	2100	3.6k
733E	Sleep in Class constructive algorithms data structures math two pointers	2400	1.1k
721D	Maxim and Array constructive algorithms data structures greedy math	2000	2.5k

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