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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
2817
177
1158
Censored!
NEERC 2001 Northern Subregional
985
506
1177
Like Comparisons
USU Personal Contest 2002
393
1252
1269
Obscene Words Filter
USU Championship 2003
599
845
1297
Palindrome
Spring School Contest 2004
6285
82
1354
Palindrome. Again Palindrome
Spring School Contest 2005
3764
138
1393
Average Common Prefix
440
1155
1423
String Tale
Timus Top Coders: First Challenge
2970
172
1486
Equal Squares
USU Championship 2006
765
630
1517
Freedom of Choice
Timus Top Coders: Third Challenge
1963
244
1590
Bacon’s Cipher
NEERC 2007 Eastern Subregional
2402
188
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
249
1599
1684
Jack's Last Word
USU Personal Contest 2009
1540
264
1706
Cipher Message 2
Ural Championship 2009
594
674
1713
Key Substrings
NEERC 2009 Eastern Subregional
611
630
1723
Sandro's Book
Ural Regional School Programming Contest 2009
6295
62
1732
Ministry of Truth
USU Championship 2009
844
456
1799
Sasha and swag strings
36
5110
1835
Swamp Doctor
Ural Championship 2011
98
3215
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
46
6011
1937
Davy Jones’s Organ
Ural FU Championship 2012
242
1215
1954
Five Palindromes
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
66
3828
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
661
434
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
287
861
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
88
2610
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
538
467
2057
Non-palidromic cutting
Palindromic Contest
54
3752
2058
100500 palidnromes
Palindromic Contest
125
1779
2059
Not common palindromes
Palindromic Contest
148
1520
2060
Subpalindrome pairs
Palindromic Contest
358
653
2061
OEIS A216264
Palindromic Contest
56
3638
2077
Reductions
Qualification of Eastern Subregional 2015
19
7784
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team Contest
93
1492
2131
Open Cup
Later is better than never
15
5967
2137
Dynamic string complexity
Later is better than never
13
6486
2168
Runes in the Field
Ural School Programming Contest 2022
10
3433
2193
Old Barabarian Rap
ICPC Ural Regional Contest Qualifier 2022
13
1759
2197
Work is not a wolf; a wolf is to walk
ICPC Ural Regional Contest Qualifier 2024
8
2256
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