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Problemset

294 problems · filtered by 2 tags

#	Name	Rating↕	Solved↕
1547B	Alphabetical Strings greedy implementation strings	800	28.1k
1539B	Love Song dp implementation strings	800	26.9k
1538E	Funny Substrings data structures hashing implementation matrices strings	2100	3.3k
1537E1	Erase and Extend (Easy Version) binary search brute force dp greedy hashing implementation string suffix structures strings two pointers	1600	16.9k
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
1512C	A-B Palindrome constructive algorithms implementation strings	1200	22k
1508A	Binary Literature constructive algorithms greedy implementation strings two pointers	1900	6.7k
1506C	Double-ended Strings brute force implementation strings	1000	37.6k
1473D	Program data structures dp implementation strings	1700	11.1k
1462B	Last Year's Substring dp implementation strings	800	29.4k
1451B	Non-Substring Subsequence dp greedy implementation strings	900	20.3k
1451C	String Equality dp greedy hashing implementation strings	1400	17.4k
1422E	Minlexes dp greedy implementation strings	2700	912
1411D	Grime Zoo brute force greedy implementation strings	2100	2.8k
1404A	Balanced Bitstring implementation strings	1500	20.1k
1393E1	Twilight and Ancient Scroll (easier version) dp hashing implementation string suffix structures strings	2800	483
1393E2	Twilight and Ancient Scroll (harder version) dp hashing implementation string suffix structures strings two pointers	3200	522
1381A2	Prefix Flip (Hard Version) constructive algorithms data structures implementation strings two pointers	1700	14.5k
1379A	Acacius and String brute force implementation strings	1500	12.4k
1369B	AccurateLee greedy implementation strings	1200	25.7k
1367A	Short Substrings implementation strings	800	68.8k
1363B	Subsequence Hate implementation strings	1400	26.5k
1332C	K-Complete Word dfs and similar dsu greedy implementation strings	1500	21.7k
1316B	String Modification brute force constructive algorithms implementation sortings strings	1400	11.8k
1304B	Longest Palindrome brute force constructive algorithms greedy implementation strings	1100	18.9k
1303A	Erasing Zeroes implementation strings	800	37.3k
1301A	Three Strings implementation strings	800	20.2k
1284A	New Year and Naming implementation strings	800	18.6k
1278A	Shuffle Hashing brute force implementation strings	1000	18.5k
1268A	Long Beautiful Integer constructive algorithms greedy implementation strings	1700	9.2k
1257C	Dominated Subarray greedy implementation sortings strings two pointers	1200	17.4k
1220A	Cards implementation sortings strings	800	33.1k
1219C	Periodic integer number implementation strings	1700	2.5k
1213F	Unstable String Sort data structures dfs and similar dsu graphs greedy implementation strings	2100	3.1k
1211F	kotlinkotlinkotlinkotlin... *special graphs implementation strings	2300	153
1202C	You Are Given a WASD-string... brute force data structures dp greedy implementation math strings	2100	2.8k
1201A	Important Exam implementation strings	900	17.1k
1200E	Compress Words brute force hashing implementation string suffix structures strings	2000	9.7k
1194C	From S To T implementation strings	1300	14.7k
1187B	Letters Shop binary search implementation strings	1300	12.9k
1185B	Email from Polycarp implementation strings	1200	14.3k
1182B	Plus from Picture dfs and similar implementation strings	1300	12.1k
1181B	Split a Number greedy implementation strings	1500	6.7k
1170C	Minus and Minus Give Plus *special implementation strings	unrated	836
1156B	Ugly Pairs dfs and similar greedy implementation sortings strings	1800	6.6k
1155A	Reverse a Substring implementation sortings strings	1000	27.8k
1149B	Three Religions dp implementation strings	2200	2.1k
1146A	Love "A" implementation strings	800	23.8k
1146B	Hate "A" implementation strings	1100	9.4k
1144A	Diverse Strings implementation strings	800	22.2k
1140B	Good String implementation strings	1200	11.8k
1139A	Even Substrings implementation strings	800	17.7k
1111A	Superhero Transformation implementation strings	1000	18.2k
1105B	Zuhair and Strings brute force implementation strings	1100	10.6k
1085A	Right-Left Cipher implementation strings	800	12.7k
1085E	Vasya and Templates greedy implementation strings	2300	1.2k
1073A	Diverse Substring implementation strings	1000	17.3k
1055D	Refactoring greedy implementation strings	2400	674
1051A	Vasya And Password greedy implementation strings	1200	8.9k
1038A	Equality implementation strings	800	15.7k
1029A	Many Equal Substrings implementation strings	1300	13.6k
1027A	Palindromic Twist implementation strings	1000	19.2k
1023A	Single Wildcard Pattern Matching brute force implementation strings	1200	9.4k
1008A	Romaji implementation strings	900	16.5k
1005B	Delete from the Left brute force implementation strings	900	27.8k
989A	A Blend of Springtime implementation strings	900	11.2k
981A	Antipalindrome brute force implementation strings	900	10.4k
977B	Two-gram implementation strings	900	51.1k
975A	Aramic script implementation strings	900	10.4k
954B	String Typing implementation strings	1400	7.9k
940C	Phone Numbers constructive algorithms implementation strings	1500	6.8k
936C	Lock Puzzle constructive algorithms implementation strings	2300	1.3k
930B	Game with String implementation probabilities strings	1600	3.2k
923D	Picking Strings constructive algorithms implementation strings	2500	1.5k
918B	Radio Station implementation strings	900	20.4k
906A	Shockers implementation strings	1600	4.4k
903E	Swapping Characters brute force hashing implementation strings	2200	1.6k
898C	Phone Numbers implementation strings	1400	5.9k
883E	Field of Wonders implementation strings	1500	2.1k
883H	Palindromic Cut brute force implementation strings	1800	1.8k
877A	Alex and broken contest implementation strings	1100	11.6k
868A	Bark to Unlock brute force implementation strings	900	10.1k
868D	Huge Strings bitmasks brute force dp implementation strings	2200	1k
864B	Polycarp and Letters brute force implementation strings	1000	10.1k
855A	Tom Riddle's Diary brute force implementation strings	800	28.2k
844A	Diversity greedy implementation strings	1000	12.3k
832B	Petya and Exam implementation strings	1600	4.7k
831B	Keyboard Layouts implementation strings	800	15.8k
822B	Crossword solving brute force implementation strings	1000	10.3k
802G1	Fake News (easy) implementation strings	800	8.3k
785A	Anton and Polyhedrons implementation strings	800	113.9k
780D	Innokenty and a Football League 2-sat graphs greedy implementation shortest paths strings	1900	3.1k
777D	Cloud of Hashtags binary search greedy implementation strings	1800	5.3k
776A	A Serial Killer brute force implementation strings	900	13k
774K	Stepan and Vowels *special implementation strings	1600	1.4k
765B	Code obfuscation greedy implementation strings	1100	7.6k
754C	Vladik and chat brute force constructive algorithms dp implementation strings	2200	1.1k
748B	Santa Claus and Keyboard Check implementation strings	1500	5.7k
747B	Mammoth's Genome Decoding implementation strings	900	9.7k

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