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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
2857
176
1158
Censored!
NEERC 2001 Northern Subregional
1003
502
1177
Like Comparisons
USU Personal Contest 2002
399
1247
1269
Obscene Words Filter
USU Championship 2003
606
845
1297
Palindrome
Spring School Contest 2004
6351
82
1354
Palindrome. Again Palindrome
Spring School Contest 2005
3807
138
1393
Average Common Prefix
445
1155
1423
String Tale
Timus Top Coders: First Challenge
3030
170
1486
Equal Squares
USU Championship 2006
785
622
1517
Freedom of Choice
Timus Top Coders: Third Challenge
2018
240
1590
Bacon’s Cipher
NEERC 2007 Eastern Subregional
2458
186
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
260
1559
1684
Jack's Last Word
USU Personal Contest 2009
1560
266
1706
Cipher Message 2
Ural Championship 2009
605
673
1713
Key Substrings
NEERC 2009 Eastern Subregional
622
631
1723
Sandro's Book
Ural Regional School Programming Contest 2009
6391
62
1732
Ministry of Truth
USU Championship 2009
858
457
1799
Sasha and swag strings
41
4784
1835
Swamp Doctor
Ural Championship 2011
101
3196
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
49
5836
1937
Davy Jones’s Organ
Ural FU Championship 2012
248
1218
1954
Five Palindromes
Petrozavodsk Winter 2013. Ural FU Contest
72
3648
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Ural FU Contest
680
434
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Contest
296
864
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Contest
94
2542
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Contest
547
475
2057
Non-palidromic cutting
Palindromic Contest
59
3608
2058
100500 palidnromes
Palindromic Contest
135
1717
2059
Not common palindromes
Palindromic Contest
155
1509
2060
Subpalindrome pairs
Palindromic Contest
374
648
2061
OEIS A216264
Palindromic Contest
62
3458
2077
Reductions
NEERC 2015 Eastern Subregional Qualifier
25
6707
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team contest
109
1374
2131
Open Cup
Later is better than never
21
5132
2137
Dynamic string complexity
Later is better than never
19
5486
2168
Runes in the Field
Ural School Programming Contest 2022
15
3180
2193
Old Barabarian Rap
ICPC Ural Regional Contest Qualifier 2022
23
1564
2197
Work is not a wolf; a wolf is to walk
ICPC Ural Regional Contest Qualifier 2024
15
2071
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