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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
3004
166
1158
Censored!
NEERC 2001 Northern Subregional
984
505
1177
Like Comparisons
USU Personal Contest 2002
393
1250
1269
Obscene Words Filter
USU Championship 2003
599
844
1297
Palindrome
Spring School Contest 2004
6281
82
1354
Palindrome. Again Palindrome
Spring School Contest 2005
3763
138
1393
Average Common Prefix
439
1156
1423
String Tale
Timus Top Coders: First Challenge
2966
172
1486
Equal Squares
USU Championship 2006
762
631
1517
Freedom of Choice
Timus Top Coders: Third Challenge
1959
244
1590
Bacon’s Cipher
NEERC 2007 Eastern Subregional
2398
188
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
248
1601
1684
Jack's Last Word
USU Personal Contest 2009
1537
264
1706
Cipher Message 2
Ural Championship 2009
594
672
1713
Key Substrings
NEERC 2009 Eastern Subregional
611
629
1723
Sandro's Book
Ural Regional School Programming Contest 2009
6294
62
1732
Ministry of Truth
USU Championship 2009
844
455
1799
Sasha and swag strings
36
5083
1835
Swamp Doctor
Ural Championship 2011
98
3205
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
45
6101
1937
Davy Jones’s Organ
Ural FU Championship 2012
242
1210
1954
Five Palindromes
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
65
3863
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
658
434
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
283
869
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
86
2651
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
534
468
2057
Non-palidromic cutting
Palindromic Contest
51
3916
2058
100500 palidnromes
Palindromic Contest
124
1783
2059
Not common palindromes
Palindromic Contest
147
1522
2060
Subpalindrome pairs
Palindromic Contest
357
651
2061
OEIS A216264
Palindromic Contest
56
3620
2077
Reductions
Qualification of Eastern Subregional 2015
19
7740
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team Contest
92
1493
2131
Open Cup
Later is better than never
15
5912
2137
Dynamic string complexity
Later is better than never
13
6425
2168
Runes in the Field
Ural School Programming Contest 2022
10
3356
2193
Old Barabarian Rap
ICPC Ural Regional Contest Qualifier 2022
12
1767
2197
Work is not a wolf; a wolf is to walk
ICPC Ural Regional Contest Qualifier 2024
7
2296
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