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Problem set. String Algorithms Problems


IDTitleSourceAuthorsDifficulty

1102Strange DialogTetrahedron Team Online Contest May 20013004166

1158Censored!NEERC 2001 Northern Subregional984505

1177Like ComparisonsUSU Personal Contest 20023931250

1269Obscene Words FilterUSU Championship 2003599844

1297PalindromeSpring School Contest 2004628182

1354Palindrome. Again PalindromeSpring School Contest 20053763138

1393Average Common Prefix4391156

1423String TaleTimus Top Coders: First Challenge2966172

1486Equal SquaresUSU Championship 2006762631

1517Freedom of ChoiceTimus Top Coders: Third Challenge1959244

1590Bacon’s CipherNEERC 2007 Eastern Subregional2398188

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest2481601

1684Jack's Last WordUSU Personal Contest 20091537264

1706Cipher Message 2Ural Championship 2009594672

1713Key SubstringsNEERC 2009 Eastern Subregional611629

1723Sandro's BookUral Regional School Programming Contest 2009629462

1732Ministry of TruthUSU Championship 2009844455

1799Sasha and swag strings365083

1835Swamp DoctorUral Championship 2011983205

1842Local RootsPetrozavodsk Summer 2010. USU Contest456101

1937Davy Jones’s OrganUral FU Championship 20122421210

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection653863

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection658434

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest283869

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Dandelion Contest862651

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest534468

2057Non-palidromic cuttingPalindromic Contest 513916

2058100500 palidnromesPalindromic Contest 1241783

2059Not common palindromesPalindromic Contest 1471522

2060Subpalindrome pairsPalindromic Contest 357651

2061OEIS A216264Palindromic Contest 563620

2077ReductionsQualification of Eastern Subregional 2015197740

2118Cipher Message 4Petrozavodsk Summer 2018. umnik_team Contest921493

2131Open CupLater is better than never155912

2137Dynamic string complexityLater is better than never136425

2168Runes in the FieldUral School Programming Contest 2022103356

2193Old Barabarian RapICPC Ural Regional Contest Qualifier 2022121767

2197Work is not a wolf; a wolf is to walkICPC Ural Regional Contest Qualifier 202472296