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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
2837
176
1158
Censored!
NEERC 2001 Northern Subregional
987
507
1177
Like Comparisons
USU Personal Contest 2002
393
1256
1269
Obscene Words Filter
USU Championship 2003
600
847
1297
Palindrome
Spring School Contest 2004
6311
82
1354
Palindrome. Again Palindrome
Spring School Contest 2005
3772
139
1393
Average Common Prefix
441
1157
1423
String Tale
Timus Top Coders: First Challenge
2996
171
1486
Equal Squares
USU Championship 2006
771
628
1517
Freedom of Choice
Timus Top Coders: Third Challenge
1978
243
1590
Bacon’s Cipher
NEERC 2007 Eastern Subregional
2420
187
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
249
1608
1684
Jack's Last Word
USU Personal Contest 2009
1544
265
1706
Cipher Message 2
Ural Championship 2009
594
678
1713
Key Substrings
NEERC 2009 Eastern Subregional
612
633
1723
Sandro's Book
Ural Regional School Programming Contest 2009
6335
62
1732
Ministry of Truth
USU Championship 2009
846
458
1799
Sasha and swag strings
36
5175
1835
Swamp Doctor
Ural Championship 2011
99
3208
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
46
6057
1937
Davy Jones’s Organ
Ural FU Championship 2012
244
1216
1954
Five Palindromes
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
68
3765
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
664
436
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
288
868
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
89
2613
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
542
469
2057
Non-palidromic cutting
Palindromic Contest
56
3683
2058
100500 palidnromes
Palindromic Contest
126
1787
2059
Not common palindromes
Palindromic Contest
149
1529
2060
Subpalindrome pairs
Palindromic Contest
358
661
2061
OEIS A216264
Palindromic Contest
58
3575
2077
Reductions
Qualification of Eastern Subregional 2015
19
7888
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team Contest
93
1524
2131
Open Cup
Later is better than never
15
6100
2137
Dynamic string complexity
Later is better than never
13
6630
2168
Runes in the Field
Ural School Programming Contest 2022
10
3614
2193
Old Barabarian Rap
ICPC Ural Regional Contest Qualifier 2022
14
1841
2197
Work is not a wolf; a wolf is to walk
ICPC Ural Regional Contest Qualifier 2024
8
2463
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