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Problem set. String Algorithms Problems


IDTitleSourceAuthorsDifficulty

1102Strange DialogTetrahedron Team Online Contest May 20012501175

1158Censored!NEERC 2001 Northern Subregional867505

1177Like ComparisonsUSU Personal Contest 20023251326

1269Obscene Words FilterUSU Championship 2003515869

1297PalindromeSpring School Contest 2004531286

1354Palindrome. Again PalindromeSpring School Contest 20053078150

1393Average Common Prefix3751199

1423String TaleTimus Top Coders: First Challenge2501180

1486Equal SquaresUSU Championship 2006561747

1517Freedom of ChoiceTimus Top Coders: Third Challenge1431291

1590Bacon’s CipherNEERC 2007 Eastern Subregional1751219

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest1951674

1684Jack's Last WordUSU Personal Contest 20091274264

1706Cipher Message 2Ural Championship 2009523629

1713Key SubstringsNEERC 2009 Eastern Subregional532586

1723Sandro's BookUral Regional School Programming Contest 2009506063

1732Ministry of TruthUSU Championship 2009712437

1799Sasha and swag strings234314

1835Swamp DoctorUral Championship 2011872764

1842Local RootsPetrozavodsk Summer 2010. USU Contest335959

1937Davy Jones’s OrganUral FU Championship 20121911105

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection513360

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection451445

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest222714

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Dandelion Contest632268

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest327491

2057Non-palidromic cuttingPalindromic Contest 353290

2058100500 palidnromesPalindromic Contest 851558

2059Not common palindromesPalindromic Contest 1171166

2060Subpalindrome pairsPalindromic Contest 233609

2061OEIS A216264Palindromic Contest 343365

2077ReductionsQualification of Eastern Subregional 2015155276

2118CiphertextPetrozavodsk Summer 2018. t.me/umnik_team Contest112433

2131Open CupLater is better than never23840

2137Dynamic string complexityLater is better than never43291