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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
2847
176
1158
Censored!
NEERC 2001 Northern Subregional
1001
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
6337
82
1354
Palindrome. Again Palindrome
Spring School Contest 2005
3791
139
1393
Average Common Prefix
442
1160
1423
String Tale
Timus Top Coders: First Challenge
3017
171
1486
Equal Squares
USU Championship 2006
784
621
1517
Freedom of Choice
Timus Top Coders: Third Challenge
1998
242
1590
Bacon’s Cipher
NEERC 2007 Eastern Subregional
2443
186
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
258
1565
1684
Jack's Last Word
USU Personal Contest 2009
1550
266
1706
Cipher Message 2
Ural Championship 2009
603
673
1713
Key Substrings
NEERC 2009 Eastern Subregional
620
630
1723
Sandro's Book
Ural Regional School Programming Contest 2009
6357
62
1732
Ministry of Truth
USU Championship 2009
856
456
1799
Sasha and swag strings
40
4839
1835
Swamp Doctor
Ural Championship 2011
100
3210
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
47
6011
1937
Davy Jones’s Organ
Ural FU Championship 2012
247
1216
1954
Five Palindromes
Petrozavodsk Winter 2013. Ural FU Contest
70
3716
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Ural FU Contest
675
434
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Contest
294
863
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Contest
93
2548
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Contest
546
472
2057
Non-palidromic cutting
Palindromic Contest
59
3580
2058
100500 palidnromes
Palindromic Contest
134
1715
2059
Not common palindromes
Palindromic Contest
154
1506
2060
Subpalindrome pairs
Palindromic Contest
373
645
2061
OEIS A216264
Palindromic Contest
60
3528
2077
Reductions
NEERC 2015 Eastern Subregional Qualifier
24
6845
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team contest
109
1355
2131
Open Cup
Later is better than never
20
5229
2137
Dynamic string complexity
Later is better than never
17
5809
2168
Runes in the Field
Ural School Programming Contest 2022
12
3502
2193
Old Barabarian Rap
ICPC Ural Regional Contest Qualifier 2022
22
1535
2197
Work is not a wolf; a wolf is to walk
ICPC Ural Regional Contest Qualifier 2024
14
2052
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