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Problem set. String Algorithms Problems


IDTitleSourceAuthorsDifficulty

1297PalindromeSpring School Contest 2004544085

1723Sandro's BookUral Regional School Programming Contest 2009521362

1354Palindrome. Again PalindromeSpring School Contest 20053138149

1102Strange DialogTetrahedron Team Online Contest May 20012551173

1423String TaleTimus Top Coders: First Challenge2551178

1590Bacon’s CipherNEERC 2007 Eastern Subregional1800216

1517Freedom of ChoiceTimus Top Coders: Third Challenge1471286

1684Jack's Last WordUSU Personal Contest 20091304261

1158Censored!NEERC 2001 Northern Subregional878504

1732Ministry of TruthUSU Championship 2009726436

1486Equal SquaresUSU Championship 2006569744

1713Key SubstringsNEERC 2009 Eastern Subregional545582

1706Cipher Message 2Ural Championship 2009534626

1269Obscene Words FilterUSU Championship 2003524862

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

1393Average Common Prefix3801194

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest351476

1177Like ComparisonsUSU Personal Contest 20023311316

2060Subpalindrome pairsPalindromic Contest 254586

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest236699

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest2001658

1937Davy Jones’s OrganUral FU Championship 20121961107

2059Not common palindromesPalindromic Contest 1221171

1835Swamp DoctorUral Championship 2011892765

2058100500 palidnromesPalindromic Contest 891562

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Dandelion Contest672234

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection523405

2061OEIS A216264Palindromic Contest 403092

2057Non-palidromic cuttingPalindromic Contest 373290

1842Local RootsPetrozavodsk Summer 2010. USU Contest336092

1799Sasha and swag strings254257

2118CiphertextPetrozavodsk Summer 2018. t.me/umnik_team Contest201947

2077ReductionsQualification of Eastern Subregional 2015165331

2137Dynamic string complexityLater is better than never63339

2131Open CupLater is better than never53562