Home / Login
Problems
School
Ranking
Forum
Help
Mess
03:40:24
Problems
Note that you can solve most task in any order!
Already solved ones are at the bottom of the table.
Tagged with:
strings
- total 39
(clear filter)
Trending
Sort by Num of Solvers
Sort by Creation Order
by Solvers (with solved)
by Creation (with solved)
Id
Title
Translations
Author
Solved
Blessing
20
Vowel Count
DE
ES
AR
ZH
RO
RU
SK
12273
3.56
30
Reverse String
DE
RU
SK
8773
4.14
50
Palindromes
DE
ES
RU
SK
4917
5.15
31
Rotate String
ES
RU
4921
5.15
19
Matching Brackets
ES
RU
3619
5.68
58
Card Names
3227
5.88
47
Caesar Shift Cipher
SK
3318
5.83
49
Rock Paper Scissors
3260
5.86
55
Matching Words
3169
5.91
33
Parity Control
RU
2331
6.45
45
Cards Shuffling
ZH
1958
6.75
72
Funny Words Generator
1581
7.12
127
Anagrams
1264
7.51
70
Most Frequent Word
702
8.53
207
Suffix Array
361
9.68
86
Brainfuck Interpreter
549
8.96
82
Levenshtein Distance
485
9.17
131
Four Pics One Word
384
9.57
150
Introducing Regexps
328
9.85
136
Variable Length Code Unpack
339
9.79
374
Longest Common Subsequence
33
13.79
323
Next Palindrome
csfpython
72
12.46
140
Proper Bracket Sequences
240
10.39
372
String Minimization
25
14.26
392
Fixing an Anagram
7
16.30
151
Word Ladders
189
10.80
138
Huffman Coding
185
10.84
244
Introducing SQL
90
12.08
148
Public Key Cryptography Intro
133
11.41
160
Social Web Scraper
115
11.66
158
Hamming Codes
111
11.72
258
Text Justification
63
12.69
277
The Adventure of Morse Code
zelevin
52
13.02
141
Sliding Window Search
97
11.95
142
LZ77 decompression
89
12.10
132
Stream Cipher Breaking
80
12.28
230
Move-To-Front Transform
47
13.19
307
The Problem of Too Many Clues
zelevin
23
14.40
233
Language Study
39
13.51