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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
996
504
1177
Like Comparisons
USU Personal Contest 2002
397
1249
1269
Obscene Words Filter
USU Championship 2003
603
846
1297
Palindrome
Spring School Contest 2004
6333
82
1354
Palindrome. Again Palindrome
Spring School Contest 2005
3787
138
1393
Average Common Prefix
441
1161
1423
String Tale
Timus Top Coders: First Challenge
3015
170
1486
Equal Squares
USU Championship 2006
780
623
1517
Freedom of Choice
Timus Top Coders: Third Challenge
1987
243
1590
Bacon’s Cipher
NEERC 2007 Eastern Subregional
2438
187
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
254
1585
1684
Jack's Last Word
USU Personal Contest 2009
1546
266
1706
Cipher Message 2
Ural Championship 2009
600
675
1713
Key Substrings
NEERC 2009 Eastern Subregional
616
633
1723
Sandro's Book
Ural Regional School Programming Contest 2009
6351
62
1732
Ministry of Truth
USU Championship 2009
853
457
1799
Sasha and swag strings
39
4916
1835
Swamp Doctor
Ural Championship 2011
99
3231
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
46
6101
1937
Davy Jones’s Organ
Ural FU Championship 2012
245
1221
1954
Five Palindromes
Petrozavodsk Winter 2013. Ural FU Contest
69
3750
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Ural FU Contest
672
434
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Contest
294
860
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Contest
92
2563
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Contest
543
473
2057
Non-palidromic cutting
Palindromic Contest
58
3616
2058
100500 palidnromes
Palindromic Contest
132
1732
2059
Not common palindromes
Palindromic Contest
152
1518
2060
Subpalindrome pairs
Palindromic Contest
368
651
2061
OEIS A216264
Palindromic Contest
58
3616
2077
Reductions
NEERC 2015 Eastern Subregional Qualifier
23
7019
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team contest
106
1380
2131
Open Cup
Later is better than never
17
5765
2137
Dynamic string complexity
Later is better than never
14
6485
2168
Runes in the Field
Ural School Programming Contest 2022
10
3786
2193
Old Barabarian Rap
ICPC Ural Regional Contest Qualifier 2022
16
1836
2197
Work is not a wolf; a wolf is to walk
ICPC Ural Regional Contest Qualifier 2024
11
2280
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