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Problemset

31 problems · filtered by 2 tags

#	Name	Rating↕	Solved↕
2154D	Catshock constructive algorithms dfs and similar graphs trees two pointers	1900	5k
2053I2	Affectionate Arrays (Hard Version) data structures dp graphs greedy math shortest paths two pointers	3500	110
2032D	Genokraken constructive algorithms data structures graphs greedy implementation interactive trees two pointers	1800	6.3k
2027D1	The Endspeaker (Easy Version) binary search dp graphs greedy implementation two pointers	1700	7.1k
1978F	Large Graph data structures dfs and similar dsu graphs number theory two pointers	2400	1.6k
1967D	Long Way to be Non-decreasing binary search dfs and similar graphs implementation shortest paths two pointers	2800	998
1949J	Amanda the Amoeba graphs implementation trees two pointers	2600	550
1895E	Infinite Card Game binary search brute force data structures dfs and similar dp dsu games graphs greedy sortings two pointers	2300	1.9k
1876D	Lexichromatography combinatorics dfs and similar dsu graphs two pointers	2500	1.1k
1863E	Speedrun brute force dfs and similar dp graphs greedy math sortings two pointers	2100	3.3k
1852B	Imbalanced Arrays constructive algorithms graphs greedy math sortings two pointers	1800	5.5k
1851G	Vlad and the Mountains binary search data structures dsu graphs implementation sortings trees two pointers	2000	4.2k
1761E	Make It Connected binary search brute force constructive algorithms dsu graphs greedy matrices trees two pointers	2400	2.2k
1682F	MCMF? data structures flows graphs greedy sortings two pointers	2700	471
1608C	Game Master data structures dfs and similar dp graphs greedy two pointers	1700	7.4k
1601B	Frog Traveler data structures dfs and similar dp graphs shortest paths two pointers	1900	5.6k
1588F	Jumping Through the Array binary search data structures graphs two pointers	3500	359
1559D2	Mocha and Diana (Hard Version) brute force constructive algorithms dfs and similar dsu graphs greedy trees two pointers	2500	3.2k
1516D	Cut binary search data structures dp graphs number theory two pointers	2100	5.3k
1514E	Baby Ehab's Hyper Apartment binary search graphs interactive sortings two pointers	2700	712
1487E	Cheap Dinner brute force data structures graphs greedy implementation sortings two pointers	2000	5.2k
1470E	Strange Permutation binary search combinatorics data structures dp graphs implementation two pointers	3200	981
1403A	The Potion of Great Power *special 2-sat binary search data structures graphs interactive sortings two pointers	2400	359
1383A	String Transformation 1 dsu graphs greedy sortings strings trees two pointers	1700	11.4k
1304D	Shortest and Longest LIS constructive algorithms graphs greedy two pointers	1800	6.8k
1285E	Delete a Segment brute force constructive algorithms data structures dp graphs sortings trees two pointers	2300	2k
1266D	Decreasing Debts constructive algorithms data structures graphs greedy implementation math two pointers	2000	3.9k
901C	Bipartite Segments binary search data structures dfs and similar dsu graphs two pointers	2300	1.3k
427C	Checkposts dfs and similar graphs two pointers	1700	17.6k
420C	Bug in Code data structures graphs implementation two pointers	1900	1.4k
14D	Two Paths dfs and similar dp graphs shortest paths trees two pointers	1900	5.4k

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