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Problem set. String Algorithms Problems


IDTitleSourceAuthorsDifficulty

1102Strange DialogTetrahedron Team Online Contest May 20012457176

1158Censored!NEERC 2001 Northern Subregional859503

1177Like ComparisonsUSU Personal Contest 20023221322

1269Obscene Words FilterUSU Championship 2003511865

1297PalindromeSpring School Contest 2004523586

1354Palindrome. Again PalindromeSpring School Contest 20053010152

1393Average Common Prefix3701201

1423String TaleTimus Top Coders: First Challenge2458181

1486Equal SquaresUSU Championship 2006540765

1517Freedom of ChoiceTimus Top Coders: Third Challenge1388295

1590Bacon’s CipherNEERC 2007 Eastern Subregional1712221

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest1831744

1684Jack's Last WordUSU Personal Contest 20091246264

1706Cipher Message 2Ural Championship 2009513628

1713Key SubstringsNEERC 2009 Eastern Subregional523583

1723Sandro's BookUral Regional School Programming Contest 2009490763

1732Ministry of TruthUSU Championship 2009702434

1799Sasha and swag strings145575

1835Swamp DoctorUral Championship 2011872688

1842Local RootsPetrozavodsk Summer 2010. USU Contest325924

1937Davy Jones’s OrganUral FU Championship 20121891077

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection453582

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection435443

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest221681

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Dandelion Contest582312

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest316482

2057Non-palidromic cuttingPalindromic Contest 303488

2058100500 palidnromesPalindromic Contest 741661

2059Not common palindromesPalindromic Contest 1141125

2060Subpalindrome pairsPalindromic Contest 222601

2061OEIS A216264Palindromic Contest 303488

2077ReductionsQualification of Eastern Subregional 2015145134

2118CiphertextPetrozavodsk Summer 2018. t.me/umnik_team Contest82312

2131Open CupLater is better than never13322

2137Dynamic string complexityLater is better than never32811