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Problem set. String Algorithms Problems


IDTitleSourceAuthorsDifficulty

1102Strange DialogTetrahedron Team Online Contest May 20012471175

1158Censored!NEERC 2001 Northern Subregional861504

1177Like ComparisonsUSU Personal Contest 20023231323

1269Obscene Words FilterUSU Championship 2003513865

1297PalindromeSpring School Contest 2004526986

1354Palindrome. Again PalindromeSpring School Contest 20053034151

1393Average Common Prefix3741193

1423String TaleTimus Top Coders: First Challenge2478180

1486Equal SquaresUSU Championship 2006542765

1517Freedom of ChoiceTimus Top Coders: Third Challenge1402294

1590Bacon’s CipherNEERC 2007 Eastern Subregional1727220

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest1831755

1684Jack's Last WordUSU Personal Contest 20091254264

1706Cipher Message 2Ural Championship 2009515630

1713Key SubstringsNEERC 2009 Eastern Subregional523588

1723Sandro's BookUral Regional School Programming Contest 2009494863

1732Ministry of TruthUSU Championship 2009702437

1799Sasha and swag strings155465

1835Swamp DoctorUral Championship 2011872713

1842Local RootsPetrozavodsk Summer 2010. USU Contest335843

1937Davy Jones’s OrganUral FU Championship 20121911079

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection463565

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection439445

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest217705

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Dandelion Contest602285

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest320485

2057Non-palidromic cuttingPalindromic Contest 313472

2058100500 palidnromesPalindromic Contest 751675

2059Not common palindromesPalindromic Contest 1141148

2060Subpalindrome pairsPalindromic Contest 226603

2061OEIS A216264Palindromic Contest 323389

2077ReductionsQualification of Eastern Subregional 2015155043

2118CiphertextPetrozavodsk Summer 2018. t.me/umnik_team Contest102237

2131Open CupLater is better than never13608

2137Dynamic string complexityLater is better than never33052