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Problemset

59 problems · filtered by 2 tags

#	Name	Rating↕	Solved↕
2225F	String Cutting binary search brute force greedy hashing string suffix structures strings	2600	762
2181A	Alphabet City binary search math strings	1300	4k
2145C	Monocarp's String binary search greedy strings	1300	16.2k
2111E	Changing the String binary search data structures greedy implementation sortings strings	1900	5.5k
2104E	Unpleasant Strings binary search dp greedy strings	1700	8.3k
2093G	Shorten the Array binary search bitmasks data structures dfs and similar greedy strings trees two pointers	1900	4k
2069D	Palindrome Shuffle binary search greedy hashing strings two pointers	1800	7.2k
2053G	Naive String Splits binary search brute force greedy hashing math number theory strings	3400	228
2041I	Auto Complete binary search data structures hashing implementation sortings strings trees	2300	688
2038I	Polyathlon binary search data structures hashing string suffix structures strings	2500	758
2025A	Two Screens binary search greedy strings two pointers	800	29.1k
1968G1	Division + LCP (easy version) binary search data structures dp hashing string suffix structures strings	1900	5.4k
1968G2	Division + LCP (hard version) binary search brute force data structures dp hashing math string suffix structures strings	2200	2.6k
1923F	Shrink-Reverse binary search brute force greedy hashing implementation string suffix structures strings	2800	544
1913F	Palindromic Problem binary search data structures hashing string suffix structures strings	2800	583
1849C	Binary String Copying binary search brute force data structures hashing strings	1600	12.7k
1845C	Strong Password binary search dp greedy strings	1400	17.1k
1827C	Palindrome Partition binary search brute force data structures dp hashing strings	2600	1.8k
1771F	Hossam and Range Minimum Query binary search bitmasks data structures hashing probabilities strings trees	2500	1.7k
1750E	Bracket Cost binary search data structures divide and conquer dp greedy strings	2400	1.7k
1697C	awoo's Favorite Problem binary search constructive algorithms data structures greedy implementation strings two pointers	1400	15.9k
1680C	Binary String binary search greedy strings two pointers	1600	11.2k
1624D	Palindromes Coloring binary search greedy sortings strings	1400	19.3k
1608G	Alphabetic Tree binary search data structures dfs and similar hashing string suffix structures strings trees	3500	300
1560E	Polycarp and String Transformation binary search implementation sortings strings	1800	8.9k
1550E	Stringforces binary search bitmasks brute force dp strings two pointers	2500	1.9k
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
1535C	Unstable String binary search dp greedy implementation strings two pointers	1400	17.9k
1535F	String Distance binary search brute force data structures hashing implementation strings	3000	701
1493C	K-beautiful Strings binary search brute force constructive algorithms greedy strings	2000	5k
1326D2	Prefix-Suffix Palindrome (Hard version) binary search greedy hashing string suffix structures strings	1800	12k
1315B	Homecoming binary search dp greedy strings	1300	9.7k
1310C	Au Pont Rouge binary search dp strings	2800	779
1301C	Ayoub's function binary search combinatorics greedy math strings	1700	10k
1290B	Irreducible Anagrams binary search constructive algorithms data structures strings two pointers	1800	7.4k
1238D	AB-string binary search combinatorics dp strings	1900	6.5k
1187B	Letters Shop binary search implementation strings	1300	12.9k
1129C	Morse Code binary search data structures dp hashing sortings string suffix structures strings	2400	1k
1051E	Vasya and Big Integers binary search data structures dp hashing strings	2600	1.3k
979D	Kuro and GCD and XOR and SUM binary search bitmasks brute force data structures dp dsu greedy math number theory strings trees	2200	2.3k
778A	String Game binary search greedy strings	1700	13k
777D	Cloud of Hashtags binary search greedy implementation strings	1800	5.3k
762C	Two strings binary search hashing strings two pointers	2100	3.1k
755B	PolandBall and Game binary search data structures games greedy sortings strings	1100	13k
722D	Generating Sets binary search data structures dfs and similar greedy strings trees	1900	3.4k
701C	They Are Everywhere binary search strings two pointers	1500	20.6k
676C	Vasya and String binary search dp strings two pointers	1500	23.5k
644C	Hostname Aliases *special binary search data structures implementation sortings strings	2100	1k
514C	Watto and Mechanism binary search data structures hashing string suffix structures strings	2000	8.4k
461E	Appleman and a Game binary search shortest paths strings	3000	697
444D	DZY Loves Strings binary search hashing strings two pointers	2500	897
314B	Sereja and Periods binary search dfs and similar strings	2000	1.6k
245F	Log Stream Analysis binary search brute force implementation strings	2000	1k
202A	LLPS binary search bitmasks brute force greedy implementation strings	800	20.1k
165C	Another Problem on Strings binary search brute force dp math strings two pointers	1600	14k
159C	String Manipulation 1.0 *special binary search brute force data structures strings	1400	3.2k
126B	Password binary search dp hashing string suffix structures strings	1700	26.1k
30E	Tricky and Clever Password binary search constructive algorithms data structures greedy hashing strings	2800	961

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