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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
2846
176
1158
Censored!
NEERC 2001 Northern Subregional
1000
502
1177
Like Comparisons
USU Personal Contest 2002
399
1244
1269
Obscene Words Filter
USU Championship 2003
605
844
1297
Palindrome
Spring School Contest 2004
6336
82
1354
Palindrome. Again Palindrome
Spring School Contest 2005
3789
139
1393
Average Common Prefix
442
1159
1423
String Tale
Timus Top Coders: First Challenge
3017
170
1486
Equal Squares
USU Championship 2006
784
620
1517
Freedom of Choice
Timus Top Coders: Third Challenge
1997
242
1590
Bacon’s Cipher
NEERC 2007 Eastern Subregional
2443
186
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
255
1581
1684
Jack's Last Word
USU Personal Contest 2009
1550
266
1706
Cipher Message 2
Ural Championship 2009
603
672
1713
Key Substrings
NEERC 2009 Eastern Subregional
620
630
1723
Sandro's Book
Ural Regional School Programming Contest 2009
6354
62
1732
Ministry of Truth
USU Championship 2009
856
456
1799
Sasha and swag strings
39
4929
1835
Swamp Doctor
Ural Championship 2011
99
3236
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
47
6004
1937
Davy Jones’s Organ
Ural FU Championship 2012
247
1214
1954
Five Palindromes
Petrozavodsk Winter 2013. Ural FU Contest
69
3758
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Ural FU Contest
675
433
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Contest
294
862
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Contest
93
2544
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Contest
546
471
2057
Non-palidromic cutting
Palindromic Contest
58
3626
2058
100500 palidnromes
Palindromic Contest
134
1712
2059
Not common palindromes
Palindromic Contest
154
1503
2060
Subpalindrome pairs
Palindromic Contest
372
645
2061
OEIS A216264
Palindromic Contest
60
3522
2077
Reductions
NEERC 2015 Eastern Subregional Qualifier
23
7039
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team contest
109
1351
2131
Open Cup
Later is better than never
19
5393
2137
Dynamic string complexity
Later is better than never
17
5792
2168
Runes in the Field
Ural School Programming Contest 2022
11
3644
2193
Old Barabarian Rap
ICPC Ural Regional Contest Qualifier 2022
21
1567
2197
Work is not a wolf; a wolf is to walk
ICPC Ural Regional Contest Qualifier 2024
13
2118
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