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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
503
1177
Like Comparisons
USU Personal Contest 2002
400
1245
1269
Obscene Words Filter
USU Championship 2003
606
845
1297
Palindrome
Spring School Contest 2004
6355
82
1354
Palindrome. Again Palindrome
Spring School Contest 2005
3808
138
1393
Average Common Prefix
446
1153
1423
String Tale
Timus Top Coders: First Challenge
3031
170
1486
Equal Squares
USU Championship 2006
786
621
1517
Freedom of Choice
Timus Top Coders: Third Challenge
2019
240
1590
Bacon’s Cipher
NEERC 2007 Eastern Subregional
2458
186
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
261
1554
1684
Jack's Last Word
USU Personal Contest 2009
1561
266
1706
Cipher Message 2
Ural Championship 2009
605
674
1713
Key Substrings
NEERC 2009 Eastern Subregional
622
631
1723
Sandro's Book
Ural Regional School Programming Contest 2009
6392
62
1732
Ministry of Truth
USU Championship 2009
861
456
1799
Sasha and swag strings
44
4524
1835
Swamp Doctor
Ural Championship 2011
103
3142
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
51
5650
1937
Davy Jones’s Organ
Ural FU Championship 2012
250
1210
1954
Five Palindromes
Petrozavodsk Winter 2013. Ural FU Contest
73
3608
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
297
862
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Contest
95
2521
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Contest
549
474
2057
Non-palidromic cutting
Palindromic Contest
61
3512
2058
100500 palidnromes
Palindromic Contest
136
1708
2059
Not common palindromes
Palindromic Contest
155
1511
2060
Subpalindrome pairs
Palindromic Contest
375
648
2061
OEIS A216264
Palindromic Contest
63
3415
2077
Reductions
NEERC 2015 Eastern Subregional Qualifier
26
6530
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team contest
110
1366
2131
Open Cup
Later is better than never
22
4984
2137
Dynamic string complexity
Later is better than never
19
5499
2168
Runes in the Field
Ural School Programming Contest 2022
16
3074
2193
Old Barabarian Rap
ICPC Ural Regional Contest Qualifier 2022
25
1487
2197
Work is not a wolf; a wolf is to walk
ICPC Ural Regional Contest Qualifier 2024
18
1864
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