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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 20023381312

1269Obscene Words FilterUSU Championship 2003543846

1297PalindromeSpring School Contest 2004564283

1354Palindrome. Again PalindromeSpring School Contest 20053258146

1393Average Common Prefix3981160

1423String TaleTimus Top Coders: First Challenge2650175

1486Equal SquaresUSU Championship 2006597723

1517Freedom of ChoiceTimus Top Coders: Third Challenge1529280

1590Bacon’s CipherNEERC 2007 Eastern Subregional1864213

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest2161581

1684Jack's Last WordUSU Personal Contest 20091345260

1706Cipher Message 2Ural Championship 2009553621

1713Key SubstringsNEERC 2009 Eastern Subregional556588

1723Sandro's BookUral Regional School Programming Contest 2009542561

1732Ministry of TruthUSU Championship 2009758431

1799Sasha and swag strings284238

1835Swamp DoctorUral Championship 2011912812

1842Local RootsPetrozavodsk Summer 2010. USU Contest346192

1937Davy Jones’s OrganUral FU Championship 20122051112

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection543473

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection508429

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest247715

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Dandelion Contest752162

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest369485

2057Non-palidromic cuttingPalindromic Contest 373545

2058100500 palidnromesPalindromic Contest 1001515

2059Not common palindromesPalindromic Contest 1301190

2060Subpalindrome pairsPalindromic Contest 288559

2061OEIS A216264Palindromic Contest 443085

2077ReductionsQualification of Eastern Subregional 2015175586

2118CiphertextPetrozavodsk Summer 2018. t.me/umnik_team Contest222243

2131Open CupLater is better than never73933

2137Dynamic string complexityLater is better than never83714