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Problem set. String Algorithms Problems


IDTitleSourceAuthorsDifficulty

1102Strange DialogTetrahedron Team Online Contest May 20012552173

1158Censored!NEERC 2001 Northern Subregional878504

1177Like ComparisonsUSU Personal Contest 20023311316

1269Obscene Words FilterUSU Championship 2003526859

1297PalindromeSpring School Contest 2004544385

1354Palindrome. Again PalindromeSpring School Contest 20053142149

1393Average Common Prefix3801194

1423String TaleTimus Top Coders: First Challenge2552178

1486Equal SquaresUSU Championship 2006569744

1517Freedom of ChoiceTimus Top Coders: Third Challenge1471286

1590Bacon’s CipherNEERC 2007 Eastern Subregional1801216

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest2001658

1684Jack's Last WordUSU Personal Contest 20091304261

1706Cipher Message 2Ural Championship 2009534626

1713Key SubstringsNEERC 2009 Eastern Subregional545582

1723Sandro's BookUral Regional School Programming Contest 2009521662

1732Ministry of TruthUSU Championship 2009727436

1799Sasha and swag strings254258

1835Swamp DoctorUral Championship 2011892765

1842Local RootsPetrozavodsk Summer 2010. USU Contest336093

1937Davy Jones’s OrganUral FU Championship 20121961107

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection523406

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection468442

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest237697

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Dandelion Contest672234

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest351477

2057Non-palidromic cuttingPalindromic Contest 373291

2058100500 palidnromesPalindromic Contest 891562

2059Not common palindromesPalindromic Contest 1221172

2060Subpalindrome pairsPalindromic Contest 254586

2061OEIS A216264Palindromic Contest 403093

2077ReductionsQualification of Eastern Subregional 2015165333

2118CiphertextPetrozavodsk Summer 2018. t.me/umnik_team Contest201949

2131Open CupLater is better than never53566

2137Dynamic string complexityLater is better than never63343