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Problemset

110 problems · filtered by 3 tags

#	Name	Rating↕	Solved↕
2241G	Summmon binary search data structures greedy implementation math number theory	2400	831
2236G	Criterion in Burlandia binary search bitmasks brute force data structures dfs and similar divide and conquer implementation trees two pointers	2600	385
2230E	Minimum Influence binary search data structures greedy implementation math sortings two pointers	2100	1.5k
2228D	Sanae, Cross and Color binary search data structures implementation	1900	2.8k
2227D	Palindromex binary search brute force constructive algorithms data structures greedy implementation two pointers	1200	13.9k
2171D	Rae Taylor and Trees (easy version) binary search data structures dp dsu greedy implementation trees	1400	12.3k
2171F	Rae Taylor and Trees (hard version) binary search constructive algorithms data structures dp dsu greedy implementation trees	1600	7.6k
2167E	khba Loves to Sleep! binary search data structures geometry greedy implementation	1600	9.6k
2157E	Adjusting Drones binary search brute force data structures dp dsu greedy implementation sortings	1900	4.6k
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
2111E	Changing the String binary search data structures greedy implementation sortings strings	1900	5.5k
2108C	Neo's Escape binary search brute force data structures dp dsu graphs greedy implementation	1500	15.1k
2075F	Beautiful Sequence Returns binary search brute force data structures implementation	3000	529
2066E	Tropical Season binary search data structures greedy implementation	3300	429
2063D	Game With Triangles binary search brute force data structures geometry greedy implementation math ternary search two pointers	2000	5.2k
2042E	Vertex Pairs binary search brute force data structures dfs and similar divide and conquer greedy implementation trees	2900	535
2041I	Auto Complete binary search data structures hashing implementation sortings strings trees	2300	688
2038D	Divide OR Conquer binary search bitmasks data structures dp implementation	2400	888
2035D	Yet Another Real Number Problem binary search data structures divide and conquer greedy implementation math	1800	5.9k
2031D	Penchick and Desert Rabbit binary search data structures dfs and similar dp dsu greedy implementation two pointers	1700	10.1k
2030F	Orangutan Approved Subarrays binary search data structures dp greedy implementation two pointers	2400	1.2k
2027D2	The Endspeaker (Hard Version) binary search data structures dp greedy implementation two pointers	2200	1.9k
2026C	Action Figures binary search brute force constructive algorithms data structures greedy implementation	1500	12.9k
2026D	Sums of Segments binary search data structures dp implementation math	1900	6.1k
2018B	Speedbreaker binary search data structures dp greedy implementation two pointers	1900	5.3k
2013F1	Game in Tree (Easy Version) binary search brute force data structures dp games greedy implementation trees	2700	679
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
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
1979E	Manhattan Triangle binary search constructive algorithms data structures geometry implementation two pointers	2400	1.9k
1976D	Invertible Bracket Sequences binary search combinatorics data structures divide and conquer implementation two pointers	2000	5.9k
1975E	Chain Queries binary search data structures dfs and similar implementation trees	2100	2.9k
1974F	Cutting Game binary search brute force data structures implementation sortings two pointers	1900	4.5k
1954E	Chain Reaction binary search data structures dsu greedy implementation math number theory	2200	3k
1945G	Cook and Porridge binary search constructive algorithms data structures implementation	2500	946
1942D	Learning to Paint binary search data structures dfs and similar dp greedy implementation sortings	2100	3.4k
1936B	Pinball binary search data structures implementation math two pointers	2000	3.6k
1935F	Andrey's Tree binary search constructive algorithms data structures dfs and similar dsu greedy implementation trees	2800	634
1926E	Vlad and an Odd Ordering binary search bitmasks data structures dp implementation math number theory	1500	15.2k
1918D	Blocking Elements binary search data structures dp implementation two pointers	1900	6.4k
1902D	Robot Queries binary search data structures dp implementation	1900	5.4k
1900F	Local Deletions binary search data structures implementation	2800	370
1878G	wxhtzdy ORO Tree binary search bitmasks brute force data structures dfs and similar implementation trees	2300	1.5k
1870C	Colorful Table binary search data structures dp implementation math two pointers	1300	13.3k
1866K	Keen Tree Calculation binary search data structures dp geometry graphs implementation trees	2500	585
1862C	Flower City Fence binary search data structures implementation sortings	1100	23.3k
1851G	Vlad and the Mountains binary search data structures dsu graphs implementation sortings trees two pointers	2000	4.2k
1848B	Vika and the Bridge binary search data structures greedy implementation math sortings	1200	26.1k
1837F	Editorial for Two binary search data structures greedy implementation	2400	2.7k
1834E	MEX of LCM binary search data structures implementation math number theory	2300	2.9k
1809F	Traveling in Berland binary search data structures graphs greedy implementation	2500	972
1795C	Tea Tasting binary search data structures implementation	1500	18.9k
1781E	Rectangle Shrinking binary search brute force data structures greedy implementation two pointers	2300	1.5k
1774F2	Magician and Pigs (Hard Version) binary search brute force data structures implementation	2700	921
1763B	Incinerate binary search brute force data structures implementation math sortings	1200	16.6k
1749C	Number Game binary search data structures games greedy implementation	1400	15.9k
1746G	Olympiad Training binary search data structures dp flows geometry implementation sortings	3500	118
1719C	Fighting Tournament binary search data structures implementation two pointers	1400	14.5k
1710B	Rain binary search brute force data structures geometry greedy implementation math	2100	2.8k
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
1687D	Cute number binary search brute force data structures dsu implementation math	2900	775
1650E	Rescheduling the Exam binary search data structures greedy implementation math sortings	1900	4.5k
1626C	Monsters And Spells binary search data structures dp greedy implementation math two pointers	1700	12k
1621E	New School binary search data structures dp greedy implementation sortings	2300	2k
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
1569D	Inconvenient Pairs binary search data structures implementation sortings two pointers	1900	4.6k
1539E	Game with Cards binary search constructive algorithms data structures dp greedy implementation	2500	1.1k
1535F	String Distance binary search brute force data structures hashing implementation strings	3000	701
1517E	Group Photo binary search data structures implementation two pointers	2500	1.1k
1514D	Cut and Stick binary search data structures greedy implementation sortings	2000	5.1k
1470E	Strange Permutation binary search combinatorics data structures dp graphs implementation two pointers	3200	981
1461D	Divide and Summarize binary search brute force data structures divide and conquer implementation sortings	1600	10.4k
1450D	Rating Compression binary search data structures greedy implementation two pointers	1800	5.9k
1439C	Greedy Shopping binary search data structures divide and conquer greedy implementation	2600	2.3k
1437E	Make It Increasing binary search constructive algorithms data structures dp implementation	2200	4k
1419F	Rain of Fire binary search data structures dfs and similar dsu graphs implementation	2800	632
1416A	k-Amazing Numbers binary search data structures implementation two pointers	1500	17.4k
1408D	Searchlights binary search brute force data structures dp implementation sortings two pointers	2000	4.7k
1398E	Two Types of Spells binary search data structures greedy implementation math sortings	2200	2.6k
1333C	Eugene and an array binary search data structures implementation two pointers	1700	13.7k
1324C	Frog Jumps binary search data structures dfs and similar greedy implementation	1100	30.8k
1301E	Nanosoft binary search data structures dp implementation	2500	1.7k
1284B	New Year and Ascent Sequence binary search combinatorics data structures dp implementation sortings	1400	11.6k
1237D	Balanced Playlist binary search data structures implementation	2000	4.9k
1208D	Restore Permutation binary search data structures greedy implementation	1900	5.6k
1181D	Irrigation binary search data structures implementation sortings trees two pointers	2200	2.9k
1179C	Serge and Dining Room binary search data structures graph matchings greedy implementation math trees	2200	2.5k
1109C	Sasha and a Patient Friend binary search data structures implementation	2800	330
1091E	New Year and the Acquaintance Estimation binary search data structures graphs greedy implementation math sortings	2400	1.1k
978F	Mentors binary search data structures implementation	1500	9.3k
816B	Karen and Coffee binary search data structures implementation	1400	29.3k
808D	Array Division binary search data structures implementation	1900	8.4k
799C	Fountains binary search data structures implementation	1800	4.1k
777C	Alyona and Spreadsheet binary search data structures dp greedy implementation two pointers	1600	6.9k

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