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Problem set. String Algorithms Problems
Solved problems:
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ID
Title
Source
Authors
Difficulty
1102
Strange Dialog
Tetrahedron Team Online Contest May 2001
2855
176
1158
Censored!
NEERC 2001 Northern Subregional
1002
503
1177
Like Comparisons
USU Personal Contest 2002
399
1246
1269
Obscene Words Filter
USU Championship 2003
606
844
1297
Palindrome
Spring School Contest 2004
6346
82
1354
Palindrome. Again Palindrome
Spring School Contest 2005
3806
138
1393
Average Common Prefix
444
1156
1423
String Tale
Timus Top Coders: First Challenge
3026
170
1486
Equal Squares
USU Championship 2006
784
622
1517
Freedom of Choice
Timus Top Coders: Third Challenge
2011
241
1590
Bacon’s Cipher
NEERC 2007 Eastern Subregional
2455
186
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
258
1569
1684
Jack's Last Word
USU Personal Contest 2009
1559
265
1706
Cipher Message 2
Ural Championship 2009
603
674
1713
Key Substrings
NEERC 2009 Eastern Subregional
620
632
1723
Sandro's Book
Ural Regional School Programming Contest 2009
6380
62
1732
Ministry of Truth
USU Championship 2009
857
457
1799
Sasha and swag strings
40
4867
1835
Swamp Doctor
Ural Championship 2011
100
3220
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
48
5927
1937
Davy Jones’s Organ
Ural FU Championship 2012
247
1220
1954
Five Palindromes
Petrozavodsk Winter 2013. Ural FU Contest
71
3686
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Ural FU Contest
678
434
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Contest
295
865
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Contest
93
2561
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Contest
546
474
2057
Non-palidromic cutting
Palindromic Contest
59
3599
2058
100500 palidnromes
Palindromic Contest
134
1725
2059
Not common palindromes
Palindromic Contest
154
1514
2060
Subpalindrome pairs
Palindromic Contest
373
648
2061
OEIS A216264
Palindromic Contest
61
3498
2077
Reductions
NEERC 2015 Eastern Subregional Qualifier
24
6885
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team contest
109
1368
2131
Open Cup
Later is better than never
20
5280
2137
Dynamic string complexity
Later is better than never
18
5656
2168
Runes in the Field
Ural School Programming Contest 2022
13
3423
2193
Old Barabarian Rap
ICPC Ural Regional Contest Qualifier 2022
22
1588
2197
Work is not a wolf; a wolf is to walk
ICPC Ural Regional Contest Qualifier 2024
14
2124
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