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Problem set. String Algorithms Problems


IDTitleSourceAuthorsDifficulty

1102Strange DialogTetrahedron Team Online Contest May 20012641170

1158Censored!NEERC 2001 Northern Subregional900500

1177Like ComparisonsUSU Personal Contest 20023381311

1269Obscene Words FilterUSU Championship 2003543846

1297PalindromeSpring School Contest 2004563983

1354Palindrome. Again PalindromeSpring School Contest 20053256146

1393Average Common Prefix3961165

1423String TaleTimus Top Coders: First Challenge2648175

1486Equal SquaresUSU Championship 2006597722

1517Freedom of ChoiceTimus Top Coders: Third Challenge1527280

1590Bacon’s CipherNEERC 2007 Eastern Subregional1864213

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest2151587

1684Jack's Last WordUSU Personal Contest 20091345260

1706Cipher Message 2Ural Championship 2009553620

1713Key SubstringsNEERC 2009 Eastern Subregional556587

1723Sandro's BookUral Regional School Programming Contest 2009541561

1732Ministry of TruthUSU Championship 2009757431

1799Sasha and swag strings284224

1835Swamp DoctorUral Championship 2011912807

1842Local RootsPetrozavodsk Summer 2010. USU Contest346181

1937Davy Jones’s OrganUral FU Championship 20122041115

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection543465

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection504431

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest246716

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Dandelion Contest752155

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest369483

2057Non-palidromic cuttingPalindromic Contest 373533

2058100500 palidnromesPalindromic Contest 991524

2059Not common palindromesPalindromic Contest 1291195

2060Subpalindrome pairsPalindromic Contest 288557

2061OEIS A216264Palindromic Contest 443075

2077ReductionsQualification of Eastern Subregional 2015175565

2118CiphertextPetrozavodsk Summer 2018. t.me/umnik_team Contest222224

2131Open CupLater is better than never73897

2137Dynamic string complexityLater is better than never83680