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Problemset

58 problems · filtered by 3 tags

#	Name	Rating↕	Solved↕
2227D	Palindromex binary search brute force constructive algorithms data structures greedy implementation two pointers	1200	13.9k
2183D2	Tree Coloring (Hard Version) combinatorics constructive algorithms data structures dfs and similar greedy implementation trees	2100	2.6k
2171F	Rae Taylor and Trees (hard version) binary search constructive algorithms data structures dp dsu greedy implementation trees	1600	7.6k
2111D	Creating a Schedule constructive algorithms data structures greedy implementation sortings	1400	12.3k
2084C	You Soared Afar With Grace constructive algorithms data structures greedy implementation	1400	12k
2071D2	Infinite Sequence (Hard Version) bitmasks brute force constructive algorithms data structures dp implementation math	2500	1.1k
2066B	White Magic constructive algorithms data structures dp greedy implementation	1900	5.6k
2046F2	Yandex Cuneiform (Hard Version) constructive algorithms data structures greedy implementation	3500	110
2044H	Hard Demon Problem constructive algorithms data structures dp implementation math	2100	2.7k
2032D	Genokraken constructive algorithms data structures graphs greedy implementation interactive trees two pointers	1800	6.3k
2032E	Balanced constructive algorithms data structures greedy implementation math	2400	1.4k
2028D	Alice's Adventures in Cards constructive algorithms data structures dp graphs greedy implementation ternary search	2000	3.8k
2026C	Action Figures binary search brute force constructive algorithms data structures greedy implementation	1500	12.9k
2021C2	Adjust The Presentation (Hard Version) constructive algorithms data structures greedy implementation sortings	1900	4.6k
2001D	Longest Max Min Subsequence brute force constructive algorithms data structures greedy implementation	1900	6.6k
1980E	Permutation of Rows and Columns constructive algorithms data structures greedy hashing implementation math matrices sortings	1600	13.3k
1979E	Manhattan Triangle binary search constructive algorithms data structures geometry implementation two pointers	2400	1.9k
1978C	Manhattan Permutations constructive algorithms data structures greedy implementation math	1300	18k
1955B	Progressive Square constructive algorithms data structures implementation sortings	1000	32.8k
1945G	Cook and Porridge binary search constructive algorithms data structures implementation	2500	946
1935F	Andrey's Tree binary search constructive algorithms data structures dfs and similar dsu greedy implementation trees	2800	634
1918B	Minimize Inversions constructive algorithms data structures greedy implementation sortings	900	27.5k
1904D2	Set To Max (Hard Version) constructive algorithms data structures divide and conquer greedy implementation sortings	1800	5.8k
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
1770D	Koxia and Game constructive algorithms data structures dfs and similar dsu flows games graph matchings graphs implementation	2000	4.5k
1720E	Misha and Paintings constructive algorithms data structures greedy implementation math	2700	1k
1697C	awoo's Favorite Problem binary search constructive algorithms data structures greedy implementation strings two pointers	1400	15.9k
1691D	Max GEQ Sum binary search constructive algorithms data structures divide and conquer implementation two pointers	1800	7.7k
1659D	Reverse Sort Sum constructive algorithms data structures greedy implementation math two pointers	1900	4.5k
1638D	Big Brush constructive algorithms data structures greedy implementation	2000	4.8k
1620E	Replace the Numbers constructive algorithms data structures dsu implementation	1900	9.8k
1619E	MEX and Increments constructive algorithms data structures dp greedy implementation math sortings	1700	10.3k
1566G	Four Vertices constructive algorithms data structures graphs greedy implementation shortest paths	3100	433
1539E	Game with Cards binary search constructive algorithms data structures dp greedy implementation	2500	1.1k
1521D	Nastia Plays with a Tree constructive algorithms data structures dfs and similar dp dsu greedy implementation trees	2500	2.4k
1503F	Balance the Cards constructive algorithms data structures divide and conquer geometry graphs implementation	3500	239
1479B1	Painting the Array I constructive algorithms data structures dp greedy implementation	1900	7.5k
1479B2	Painting the Array II constructive algorithms data structures dp greedy implementation	2100	4.5k
1474C	Array Destruction brute force constructive algorithms data structures greedy implementation sortings	1700	14.3k
1437E	Make It Increasing binary search constructive algorithms data structures dp implementation	2200	4k
1430C	Numbers on Whiteboard constructive algorithms data structures greedy implementation math	1000	28.7k
1399D	Binary String To Subsequences constructive algorithms data structures greedy implementation	1500	20.1k
1393B	Applejack and Storages constructive algorithms data structures greedy implementation	1400	17.4k
1381A2	Prefix Flip (Hard Version) constructive algorithms data structures implementation strings two pointers	1700	14.5k
1365C	Rotation Matching constructive algorithms data structures greedy implementation	1400	25.2k
1358E	Are You Fired? constructive algorithms data structures greedy implementation	2400	2.5k
1343F	Restore the Permutation by Sorted Segments brute force constructive algorithms data structures greedy implementation	2400	1.4k
1329C	Drazil Likes Heap constructive algorithms data structures greedy implementation	2400	1.8k
1266D	Decreasing Debts constructive algorithms data structures graphs greedy implementation math two pointers	2000	3.9k
911E	Stack Sorting constructive algorithms data structures greedy implementation	2000	2.9k
848B	Rooter's Song constructive algorithms data structures geometry implementation sortings two pointers	1900	2k
776F	Sherlock's bet to Moriarty constructive algorithms data structures divide and conquer geometry graphs implementation trees	2800	543
570C	Replacement constructive algorithms data structures implementation	1600	9.6k
518C	Anya and Smartphone constructive algorithms data structures implementation	1600	6.4k
283A	Cows and Sequence constructive algorithms data structures implementation	1600	6.9k
264A	Escape from Stones constructive algorithms data structures implementation two pointers	1200	11.9k
156B	Suspects constructive algorithms data structures implementation	1600	2.5k

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