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Problem set. String Algorithms Problems


IDTitleSourceAuthorsDifficulty

1102Strange DialogTetrahedron Team Online Contest May 20012859176

1158Censored!NEERC 2001 Northern Subregional1003503

1177Like ComparisonsUSU Personal Contest 20024001245

1269Obscene Words FilterUSU Championship 2003606846

1297PalindromeSpring School Contest 2004635582

1354Palindrome. Again PalindromeSpring School Contest 20053808138

1393Average Common Prefix4461153

1423String TaleTimus Top Coders: First Challenge3031170

1486Equal SquaresUSU Championship 2006786621

1517Freedom of ChoiceTimus Top Coders: Third Challenge2021240

1590Bacon’s CipherNEERC 2007 Eastern Subregional2458186

1677Monkey at the KeyboardPetrozavodsk Summer 2008. USU Contest2611555

1684Jack's Last WordUSU Personal Contest 20091561266

1706Cipher Message 2Ural Championship 2009605674

1713Key SubstringsNEERC 2009 Eastern Subregional622631

1723Sandro's BookUral Regional School Programming Contest 2009639262

1732Ministry of TruthUSU Championship 2009862456

1799Sasha and swag strings444528

1835Swamp DoctorUral Championship 20111033144

1842Local RootsPetrozavodsk Summer 2010. USU Contest515653

1937Davy Jones’s OrganUral FU Championship 20122501211

1954Five PalindromesPetrozavodsk Winter 2013. Ural FU Contest733610

1960Palindromes and Super AbilitiesPetrozavodsk Winter 2013. Ural FU Contest680434

2040Palindromes and Super Abilities 2Petrozavodsk Summer 2014. Ural FU Contest298860

204431 PalindromesPetrozavodsk Summer 2014. Ural FU Contest962499

2045Richness of wordsPetrozavodsk Summer 2014. Ural FU Contest549474

2057Non-palidromic cuttingPalindromic Contest 623466

2058100500 palidnromesPalindromic Contest 1371697

2059Not common palindromesPalindromic Contest 1561503

2060Subpalindrome pairsPalindromic Contest 375648

2061OEIS A216264Palindromic Contest 643372

2077ReductionsNEERC 2015 Eastern Subregional Qualifier266536

2118Cipher Message 4Petrozavodsk Summer 2018. umnik_team contest1111356

2131Open CupLater is better than never224991

2137Dynamic string complexityLater is better than never205323

2168Runes in the FieldUral School Programming Contest 2022163083

2193Old Barabarian RapICPC Ural Regional Contest Qualifier 2022261453

2197Work is not a wolf; a wolf is to walkICPC Ural Regional Contest Qualifier 2024191809