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Problem set. String Algorithms Problems


IDTitleSourceAuthorsDifficulty

1102Strange DialogTetrahedron Team Online Contest May 20012513174

1158Censored!NEERC 2001 Northern Subregional870504

1177Like ComparisonsUSU Personal Contest 20023261325

1269Obscene Words FilterUSU Championship 2003516868

1297PalindromeSpring School Contest 2004532486

1354Palindrome. Again PalindromeSpring School Contest 20053085150

1393Average Common Prefix3751201

1423String TaleTimus Top Coders: First Challenge2514180

1486Equal SquaresUSU Championship 2006561748

1517Freedom of ChoiceTimus Top Coders: Third Challenge1435290

1590Bacon’s CipherNEERC 2007 Eastern Subregional1758219

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest1951678

1684Jack's Last WordUSU Personal Contest 20091277264

1706Cipher Message 2Ural Championship 2009525628

1713Key SubstringsNEERC 2009 Eastern Subregional534586

1723Sandro's BookUral Regional School Programming Contest 2009506863

1732Ministry of TruthUSU Championship 2009717436

1799Sasha and swag strings244219

1835Swamp DoctorUral Championship 2011872773

1842Local RootsPetrozavodsk Summer 2010. USU Contest335980

1937Davy Jones’s OrganUral FU Championship 20121921104

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection513376

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection453445

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest226706

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Dandelion Contest632282

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest330490

2057Non-palidromic cuttingPalindromic Contest 353314

2058100500 palidnromesPalindromic Contest 851570

2059Not common palindromesPalindromic Contest 1171174

2060Subpalindrome pairsPalindromic Contest 234611

2061OEIS A216264Palindromic Contest 363242

2077ReductionsQualification of Eastern Subregional 2015155319

2118CiphertextPetrozavodsk Summer 2018. t.me/umnik_team Contest122376

2131Open CupLater is better than never33636

2137Dynamic string complexityLater is better than never53151