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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
2875
176
1158
Censored!
NEERC 2001 Northern Subregional
1015
500
1177
Like Comparisons
USU Personal Contest 2002
408
1228
1269
Obscene Words Filter
USU Championship 2003
620
831
1297
Palindrome
Spring School Contest 2004
6388
82
1354
Palindrome. Again Palindrome
Spring School Contest 2005
3826
138
1393
Average Common Prefix
451
1147
1423
String Tale
Timus Top Coders: First Challenge
3051
170
1486
Equal Squares
USU Championship 2006
792
621
1517
Freedom of Choice
Timus Top Coders: Third Challenge
2039
240
1590
Bacon’s Cipher
NEERC 2007 Eastern Subregional
2476
186
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
266
1539
1684
Jack's Last Word
USU Personal Contest 2009
1570
266
1706
Cipher Message 2
Ural Championship 2009
609
675
1713
Key Substrings
NEERC 2009 Eastern Subregional
626
633
1723
Sandro's Book
Ural Regional School Programming Contest 2009
6431
62
1732
Ministry of Truth
USU Championship 2009
708
558
1799
Sasha and swag strings
47
4369
1835
Swamp Doctor
Ural Championship 2011
105
3123
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
53
5536
1937
Davy Jones’s Organ
Ural FU Championship 2012
253
1212
1954
Five Palindromes
Petrozavodsk Winter 2013. Ural FU Contest
78
3453
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Ural FU Contest
690
434
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Contest
303
861
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Contest
101
2427
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Contest
554
478
2057
Non-palidromic cutting
Palindromic Contest
68
3257
2058
100500 palidnromes
Palindromic Contest
142
1671
2059
Not common palindromes
Palindromic Contest
161
1486
2060
Subpalindrome pairs
Palindromic Contest
381
650
2061
OEIS A216264
Palindromic Contest
70
3175
2077
Reductions
NEERC 2015 Eastern Subregional Qualifier
29
6151
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team contest
114
1364
2131
Open Cup
Later is better than never
27
4452
2137
Dynamic string complexity
Later is better than never
26
4576
2168
Runes in the Field
Ural School Programming Contest 2022
19
2954
2193
Old Barabarian Rap
ICPC Ural Regional Contest Qualifier 2022
30
1450
2197
Work is not a wolf; a wolf is to walk
ICPC Ural Regional Contest Qualifier 2024
25
1661
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