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Problemset

47 problems · filtered by 2 tags

#	Name	Rating↕	Solved↕
2225F	String Cutting binary search brute force greedy hashing string suffix structures strings	2600	762
2146E	Yet Another MEX Problem brute force constructive algorithms data structures divide and conquer greedy hashing	2300	2.2k
2110D	Fewer Batteries binary search dfs and similar dp graphs greedy hashing	1700	8.8k
2069D	Palindrome Shuffle binary search greedy hashing strings two pointers	1800	7.2k
2059E1	Stop Gaming (Easy Version) brute force constructive algorithms greedy hashing strings	2500	907
2053G	Naive String Splits binary search brute force greedy hashing math number theory strings	3400	228
2034E	Permutations Harmony combinatorics constructive algorithms greedy hashing math	2200	2.1k
2023C	C+K+S constructive algorithms dfs and similar graphs greedy hashing implementation strings	2400	1.4k
2014H	Robin Hood Archery data structures divide and conquer greedy hashing	1900	6k
1996G	Penacony brute force data structures graphs greedy hashing	2200	2.4k
1994H	Fortnite combinatorics constructive algorithms games greedy hashing interactive math number theory strings	3500	779
1980E	Permutation of Rows and Columns constructive algorithms data structures greedy hashing implementation math matrices sortings	1600	13.3k
1979D	Fixing a Binary String bitmasks brute force constructive algorithms dp greedy hashing strings	1800	8k
1977D	XORificator bitmasks brute force greedy hashing	2300	2.4k
1969F	Card Pairing dp greedy hashing implementation	3000	413
1951E	No Palindromes brute force constructive algorithms divide and conquer greedy hashing implementation math strings	2000	4.6k
1923F	Shrink-Reverse binary search brute force greedy hashing implementation string suffix structures strings	2800	544
1887C	Minimum Array binary search brute force constructive algorithms data structures greedy hashing two pointers	2400	2.3k
1867F	Most Different Tree brute force constructive algorithms dfs and similar greedy hashing	2700	554
1830C	Hyperregular Bracket Strings combinatorics greedy hashing math number theory sortings	2400	2.3k
1800D	Remove Two Letters data structures greedy hashing strings	1200	30.2k
1794E	Labeling the Tree with Distances data structures dp greedy hashing implementation trees	2400	1.6k
1654F	Minimal String Xoration bitmasks data structures divide and conquer greedy hashing sortings strings	2800	1.5k
1650C	Weight of the System of Nested Segments greedy hashing implementation sortings	1200	18.7k
1641D	Two Arrays bitmasks brute force combinatorics greedy hashing math two pointers	2700	1.6k
1610G	AmShZ Wins a Bet data structures greedy hashing	3300	667
1574D	The Strongest Build binary search brute force data structures dfs and similar graphs greedy hashing implementation	2000	4.9k
1537E1	Erase and Extend (Easy Version) binary search brute force dp greedy hashing implementation string suffix structures strings two pointers	1600	16.9k
1537E2	Erase and Extend (Hard Version) binary search data structures greedy hashing string suffix structures strings two pointers	2200	6.4k
1451C	String Equality dp greedy hashing implementation strings	1400	17.4k
1326D2	Prefix-Suffix Palindrome (Hard version) binary search greedy hashing string suffix structures strings	1800	12k
1156G	Optimizer graphs greedy hashing implementation	2700	171
1137B	Camp Schedule greedy hashing strings	1600	7.1k
724C	Ray Tracing greedy hashing implementation math number theory sortings	1800	2.3k
535D	Tavas and Malekas greedy hashing string suffix structures strings	1900	4.8k
534E	Berland Local Positioning System constructive algorithms greedy hashing implementation	2400	413
533E	Correcting Mistakes constructive algorithms dp greedy hashing strings two pointers	1800	2.5k
525A	Vitaliy and Pie greedy hashing strings	1100	16.6k
524F	And Yet Another Bracket Sequence data structures greedy hashing string suffix structures strings	2700	640
486B	OR in Matrix greedy hashing implementation	1300	19.4k
486E	LIS of Sequence data structures dp greedy hashing math	2200	2.7k
463C	Gargari and Bishops greedy hashing implementation	1900	9.3k
319D	Have You Ever Heard About the Word? greedy hashing string suffix structures strings	2800	787
196D	The Next Good String data structures greedy hashing strings	2800	644
79C	Beaver data structures dp greedy hashing strings two pointers	1800	2.1k
30E	Tricky and Clever Password binary search constructive algorithms data structures greedy hashing strings	2800	961
19C	Deletion of Repeats greedy hashing string suffix structures	2200	1.4k

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