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Problem set. String Algorithms Problems


IDTitleSourceAuthorsDifficulty

1102Strange DialogTetrahedron Team Online Contest May 20012544173

1158Censored!NEERC 2001 Northern Subregional876505

1177Like ComparisonsUSU Personal Contest 20023311315

1269Obscene Words FilterUSU Championship 2003524861

1297PalindromeSpring School Contest 2004542385

1354Palindrome. Again PalindromeSpring School Contest 20053125149

1393Average Common Prefix3801194

1423String TaleTimus Top Coders: First Challenge2543179

1486Equal SquaresUSU Championship 2006566747

1517Freedom of ChoiceTimus Top Coders: Third Challenge1466287

1590Bacon’s CipherNEERC 2007 Eastern Subregional1796216

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest1981672

1684Jack's Last WordUSU Personal Contest 20091297263

1706Cipher Message 2Ural Championship 2009531629

1713Key SubstringsNEERC 2009 Eastern Subregional542585

1723Sandro's BookUral Regional School Programming Contest 2009518662

1732Ministry of TruthUSU Championship 2009722438

1799Sasha and swag strings254246

1835Swamp DoctorUral Championship 2011892762

1842Local RootsPetrozavodsk Summer 2010. USU Contest336084

1937Davy Jones’s OrganUral FU Championship 20121961105

1954Five PalindromesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection523399

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection466443

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Dandelion Contest236698

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Dandelion Contest672229

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Dandelion Contest349478

2057Non-palidromic cuttingPalindromic Contest 373282

2058100500 palidnromesPalindromic Contest 891558

2059Not common palindromesPalindromic Contest 1221168

2060Subpalindrome pairsPalindromic Contest 251591

2061OEIS A216264Palindromic Contest 403085

2077ReductionsQualification of Eastern Subregional 2015155528

2118CiphertextPetrozavodsk Summer 2018. t.me/umnik_team Contest201933

2131Open CupLater is better than never43786

2137Dynamic string complexityLater is better than never63312