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Problemset

818 problems · filtered by 1 tag

#	Name	Rating↕	Solved↕
2249E1	String (Easy Version) divide and conquer implementation strings	unrated	103
2249E2	String (Hard Version) divide and conquer implementation strings	unrated	70
2244A	Iskander and Drawings dp games greedy strings	unrated	26.5k
2244E	Masha and the Garland data structures dp greedy implementation math number theory strings	unrated	7.6k
2242A	Bigrams sortings strings	800	22.8k
2242D	Two Digit Strings dp strings	1600	6.6k
2236B	Tatar TV Show greedy math strings	800	27.9k
2229H	Wowee Binary String combinatorics dp strings	3200	212
2226G	Stop Spot implementation strings trees	3000	192
2225F	String Cutting binary search brute force greedy hashing string suffix structures strings	2600	762
2214B	Are You Smiling? *special strings	unrated	6.9k
2214D	Neural Feud *special strings	unrated	4.4k
2210D	A Simple RBS Problem constructive algorithms math strings trees	2100	2.3k
2209E	A Trivial String Problem brute force dp hashing string suffix structures strings	2200	2k
2207A	1-1 greedy strings	800	14.9k
2205E	Simons and Dividing the Rhythm combinatorics data structures dp dsu math string suffix structures strings	2100	1.8k
2201E	ABBA Counting fft math number theory strings	2900	300
2200C	Specialty String brute force greedy strings	900	24.2k
2200H	Six Seven divide and conquer math number theory strings trees	2600	528
2196D	Double Bracket Sequence data structures dp expression parsing flows greedy strings	2500	1.1k
2192A	String Rotation Game brute force strings	800	18.9k
2192B	Flipping Binary String constructive algorithms strings	1000	15.9k
2192E	Swap to Rearrange constructive algorithms dfs and similar graph matchings graphs greedy strings	2100	2.3k
2190B1	Sub-RBS (Easy Version) combinatorics constructive algorithms dp greedy strings two pointers	1400	11.5k
2190B2	Sub-RBS (Hard Version) dp games implementation strings	1900	3.4k
2189E	Majority Wins? constructive algorithms greedy math strings	2600	882
2182A	New Year String constructive algorithms greedy implementation strings	800	26.2k
2181A	Alphabet City binary search math strings	1300	4k
2181M	Medical Parity dp strings	1700	3.7k
2180B	Ashmal greedy strings	800	25.2k
2179A	Blackslex and Password math strings	800	35.4k
2178A	Yes or Yes greedy strings	800	26.5k
2178B	Impost or Sus dp greedy implementation strings	900	22.4k
2176B	Optimal Shifts bitmasks greedy strings	1000	23.8k
2174A	Needle in a Haystack greedy strings two pointers	1200	15.2k
2172H	Shuffling Cards with Problem Solver 68! hashing string suffix structures strings	2500	311
2172K	Kindergarten Homework implementation strings	2100	881
2167B	Your Name sortings strings	800	54.1k
2166A	Same Difference brute force greedy strings	800	23.6k
2164D	Copy String greedy implementation strings two pointers	1800	6.2k
2164H	PalindromePalindrome data structures strings	3400	50
2158D	Palindrome Flipping brute force constructive algorithms graphs implementation shortest paths strings	2000	3.4k
2151A	Incremental Subarray math strings	800	18.5k
2149D	A and B strings	1200	20.3k
2145C	Monocarp's String binary search greedy strings	1300	16.2k
2144F	Bracket Groups brute force constructive algorithms dp string suffix structures strings	2700	1.1k
2143E	Make Good constructive algorithms greedy math strings	2400	2.1k
2132A	Homework brute force implementation strings	800	45k
2132G	Famous Choreographer hashing implementation strings	2600	531
2125A	Difficult Contest constructive algorithms implementation sortings strings	800	28.5k
2121B	Above the Clouds constructive algorithms greedy strings	800	32.8k
2121E	Sponsor of Your Problems dp greedy implementation strings	1500	15.1k
2111E	Changing the String binary search data structures greedy implementation sortings strings	1900	5.5k
2110B	Down with Brackets strings	900	28.1k
2109E	Binary String Wowee combinatorics dp strings	2400	1.9k
2104E	Unpleasant Strings binary search dp greedy strings	1700	8.3k
2094A	Trippi Troppi strings	800	57.8k
2094D	Tung Tung Sahur greedy strings two pointers	1100	24.5k
2093G	Shorten the Array binary search bitmasks data structures dfs and similar greedy strings trees two pointers	1900	4k
2092D	Mishkin Energizer brute force constructive algorithms greedy implementation strings	1800	7k
2092F	Andryusha and CCB brute force constructive algorithms greedy math number theory strings	2900	438
2091A	Olympiad Date greedy strings	800	39.5k
2086D	Even String brute force combinatorics dp math strings	1700	8.6k
2072B	Having Been a Treasurer in the Past, I Help Goblins Deceive combinatorics constructive algorithms strings	900	31.5k
2069D	Palindrome Shuffle binary search greedy hashing strings two pointers	1800	7.2k
2069E	A, B, AB and BA constructive algorithms greedy sortings strings	2300	2k
2068F	Mascot Naming brute force greedy implementation strings	1900	1.5k
2065A	Skibidus and Amog'u brute force constructive algorithms greedy implementation strings	800	56.9k
2065B	Skibidus and Ohio strings	800	42.9k
2065E	Skibidus and Rizz constructive algorithms greedy strings	1600	12.3k
2064A	Brogramming Contest greedy strings	800	27.3k
2062A	String constructive algorithms greedy math strings	800	28.5k
2059E1	Stop Gaming (Easy Version) brute force constructive algorithms greedy hashing strings	2500	907
2059E2	Stop Gaming (Hard Version) brute force constructive algorithms data structures hashing strings	2900	355
2055F	Cosmic Divide brute force geometry hashing math strings	3200	90
2053G	Naive String Splits binary search brute force greedy hashing math number theory strings	3400	228
2052E	Expression Correction brute force expression parsing strings	1900	1.5k
2050D	Digital string maximization brute force greedy math strings	1300	19.4k
2050E	Three Strings dp implementation strings	1500	15k
2048C	Kevin and Binary Strings bitmasks brute force greedy implementation strings	1200	15.4k
2047B	Replace Character brute force combinatorics greedy strings	900	19.6k
2045C	Saraga greedy strings	1400	7.5k
2045H	Missing Separators dp sortings string suffix structures strings	2200	812
2044B	Normal Problem implementation strings	800	53.3k
2041I	Auto Complete binary search data structures hashing implementation sortings strings trees	2300	688
2039B	Shohag Loves Strings constructive algorithms greedy implementation strings	1000	17.6k
2038I	Polyathlon binary search data structures hashing string suffix structures strings	2500	758
2029B	Replacement constructive algorithms games strings	1100	12k
2025A	Two Screens binary search greedy strings two pointers	800	29.1k
2023C	C+K+S constructive algorithms dfs and similar graphs greedy hashing implementation strings	2400	1.4k
2013C	Password Cracking constructive algorithms interactive strings	1400	14.9k
2011E	Rock-Paper-Scissors Bot *special greedy strings	unrated	185
2010C1	Message Transmission Error (easy version) brute force strings	1400	9.4k
2010C2	Message Transmission Error (hard version) hashing string suffix structures strings two pointers	1700	4.8k
2008B	Square or Not brute force math strings	800	33.3k
2008E	Alternating String brute force data structures dp greedy implementation strings	1500	13.8k
2005C	Lazy Narek dp implementation strings	1800	8.8k
2003A	Turtle and Good Strings greedy strings	800	32.9k
2003C	Turtle and Good Pairs constructive algorithms greedy sortings strings	1200	22k
2000A	Primary Task implementation math strings	800	44.7k

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