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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
2986
165
1158
Censored!
NEERC 2001 Northern Subregional
976
506
1177
Like Comparisons
USU Personal Contest 2002
393
1240
1269
Obscene Words Filter
USU Championship 2003
591
849
1297
Palindrome
Spring School Contest 2004
6255
82
1354
Palindrome. Again Palindrome
Spring School Contest 2005
3740
138
1393
Average Common Prefix
435
1158
1423
String Tale
Timus Top Coders: First Challenge
2945
172
1486
Equal Squares
USU Championship 2006
755
632
1517
Freedom of Choice
Timus Top Coders: Third Challenge
1928
246
1590
Bacon’s Cipher
NEERC 2007 Eastern Subregional
2369
188
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
247
1590
1684
Jack's Last Word
USU Personal Contest 2009
1520
264
1706
Cipher Message 2
Ural Championship 2009
593
666
1713
Key Substrings
NEERC 2009 Eastern Subregional
607
625
1723
Sandro's Book
Ural Regional School Programming Contest 2009
6243
62
1732
Ministry of Truth
USU Championship 2009
838
453
1799
Sasha and swag strings
36
4954
1835
Swamp Doctor
Ural Championship 2011
98
3158
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
39
6743
1937
Davy Jones’s Organ
Ural FU Championship 2012
239
1203
1954
Five Palindromes
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
63
3894
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
651
430
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
278
864
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
85
2619
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
528
462
2057
Non-palidromic cutting
Palindromic Contest
51
3820
2058
100500 palidnromes
Palindromic Contest
123
1752
2059
Not common palindromes
Palindromic Contest
147
1484
2060
Subpalindrome pairs
Palindromic Contest
353
642
2061
OEIS A216264
Palindromic Contest
55
3585
2077
Reductions
Qualification of Eastern Subregional 2015
18
7802
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team Contest
90
1457
2131
Open Cup
Later is better than never
15
5648
2137
Dynamic string complexity
Later is better than never
13
6139
2168
Runes in the Field
Ural School Programming Contest 2022
10
2995
2193
Old Barabarian Rap
ICPC Ural Regional Contest Qualifier 2022
6
1965
2197
Work is not a wolf; a wolf is to walk
ICPC Ural Regional Contest Qualifier 2024
4
2257
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