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Problem set. String Algorithms Problems


IDTitleSourceAuthorsDifficulty

1102Strange DialogTetrahedron Team Online Contest May 20012486175

1158Censored!NEERC 2001 Northern Subregional865504

1177Like ComparisonsUSU Personal Contest 20023251321

1269Obscene Words FilterUSU Championship 2003515865

1297PalindromeSpring School Contest 2004529286

1354Palindrome. Again PalindromeSpring School Contest 20053060151

1393Average Common Prefix3751195

1423String TaleTimus Top Coders: First Challenge2487181

1486Equal SquaresUSU Championship 2006552755

1517Freedom of ChoiceTimus Top Coders: Third Challenge1420292

1590Bacon’s CipherNEERC 2007 Eastern Subregional1739220

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest1901705

1684Jack's Last WordUSU Personal Contest 20091266264

1706Cipher Message 2Ural Championship 2009521627

1713Key SubstringsNEERC 2009 Eastern Subregional530585

1723Sandro's BookUral Regional School Programming Contest 2009501163

1732Ministry of TruthUSU Championship 2009710436

1799Sasha and swag strings175172

1835Swamp DoctorUral Championship 2011872740

1842Local RootsPetrozavodsk Summer 2010. USU Contest335904

1937Davy Jones’s OrganUral FU Championship 20121911093

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection513319

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection449441

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest219711

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Dandelion Contest632232

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest325486

2057Non-palidromic cuttingPalindromic Contest 333380

2058100500 palidnromesPalindromic Contest 841546

2059Not common palindromesPalindromic Contest 1151163

2060Subpalindrome pairsPalindromic Contest 233598

2061OEIS A216264Palindromic Contest 333380

2077ReductionsQualification of Eastern Subregional 2015155166

2118CiphertextPetrozavodsk Summer 2018. t.me/umnik_team Contest112290

2131Open CupLater is better than never23588

2137Dynamic string complexityLater is better than never43075