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Problem set. String Algorithms Problems


IDTitleSourceAuthorsDifficulty

1297PalindromeSpring School Contest 2004523386

1723Sandro's BookUral Regional School Programming Contest 2009490563

1354Palindrome. Again PalindromeSpring School Contest 20053010152

1423String TaleTimus Top Coders: First Challenge2458181

1102Strange DialogTetrahedron Team Online Contest May 20012457176

1590Bacon’s CipherNEERC 2007 Eastern Subregional1710221

1517Freedom of ChoiceTimus Top Coders: Third Challenge1385296

1684Jack's Last WordUSU Personal Contest 20091246264

1158Censored!NEERC 2001 Northern Subregional859503

1732Ministry of TruthUSU Championship 2009702434

1486Equal SquaresUSU Championship 2006540765

1713Key SubstringsNEERC 2009 Eastern Subregional523583

1706Cipher Message 2Ural Championship 2009513628

1269Obscene Words FilterUSU Championship 2003511865

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection435443

1393Average Common Prefix3701200

1177Like ComparisonsUSU Personal Contest 20023221321

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest316482

2060Subpalindrome pairsPalindromic Contest 222601

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest221680

1937Davy Jones’s OrganUral FU Championship 20121891076

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest1831743

2059Not common palindromesPalindromic Contest 1141124

1835Swamp DoctorUral Championship 2011872687

2058100500 palidnromesPalindromic Contest 741660

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Dandelion Contest582310

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection453580

1842Local RootsPetrozavodsk Summer 2010. USU Contest325921

2061OEIS A216264Palindromic Contest 303485

2057Non-palidromic cuttingPalindromic Contest 293575

2077ReductionsQualification of Eastern Subregional 2015145129

1799Sasha and swag strings135812

2118CiphertextPetrozavodsk Summer 2018. t.me/umnik_team Contest82304

2137Dynamic string complexityLater is better than never32800

2131Open CupLater is better than never13310