Kata Library: C Practice
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All
Kata I have not trained on
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Kata I have completed
8 kyu
easiest
7 kyu
6 kyu
5 kyu
4 kyu
3 kyu
2 kyu
1 kyu
hardest
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17
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7
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2
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1
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28
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1
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47
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35
FEATURED TAGS
Cryptography
Data Science
Debugging
Games
Tutorials
47 Kata Found
6 kyu
Valid Phone Number
21,059
xDranik
2 Issues Reported
Regular Expressions
Algorithms
5 kyu
ISBN-10 Validation
11,415
nklein
4 Issues Reported
Regular Expressions
Algorithms
5 kyu
Return substring instance count - 2
3,181
ineiti
2 Issues Reported
Strings
Regular Expressions
Algorithms
5 kyu
Alphabet wars - nuclear strike
1,737
dcieslak
Strings
Regular Expressions
Fundamentals
7 kyu
Password validator
8,208
tdowek1
1 Issue Reported
Fundamentals
Regular Expressions
Algorithms
5 kyu
Not very secure
49,728
mayrsascha
11 Issues Reported
Regular Expressions
Strings
8 kyu
String cleaning
28,053
mkelty
Regular Expressions
Fundamentals
Strings
5 kyu
String incrementer
51,772
parceval
6 Issues Reported
Regular Expressions
Strings
6 kyu
Convert string to camel case
203,973
jhoffner
20 Issues Reported
Regular Expressions
Algorithms
Strings
7 kyu
Remove anchor from URL
48,671
jhoffner
2 Issues Reported
Regular Expressions
Strings
Fundamentals
6 kyu
The Vowel Code
21,748
yaphi1
1 Issue Reported
Arrays
Strings
Regular Expressions
Fundamentals
7 kyu
Remove consecutive duplicate words
7,767
e.mihaylin
Strings
Regular Expressions
Algorithms
7 kyu
The Ladies of ENIAC
1,834
nogainbar
Strings
Regular Expressions
Fundamentals
6 kyu
Trumpness detector
1,140
GiacomoSorbi
3 Issues Reported
Regular Expressions
Strings
Algorithms
5 kyu
ROT13
28,618
hvaara
Strings
Ciphers
Regular Expressions
Algorithms
6 kyu
Look and say sequence generator
867
GiacomoSorbi
1 Issue Reported
Strings
Regular Expressions
Fundamentals
7 kyu
C.Wars
4,498
debri
Strings
Regular Expressions
Fundamentals
5 kyu
Alphabet war - Wo lo loooooo priests join the war
1,220
dcieslak
Strings
Regular Expressions
6 kyu
Generic numeric template formatter
1,329
GiacomoSorbi
1 Issue Reported
Regular Expressions
Strings
Algorithms
7 kyu
Simple Fun #182: Happy "g"
1,651
myjinxin2015
Puzzles
Strings
Regular Expressions
2 kyu
Regular Expression - Check if divisible by 0b111 (7)
2,260
Hacker Sakana
Puzzles
Regular Expressions
Strings
Algorithms
6 kyu
Last Survivors Ep.2
2,210
Schulzkafer
1 Issue Reported
Fundamentals
Arrays
Regular Expressions
7 kyu
Find the longest gap!
3,131
joh_pot
Regular Expressions
Strings
Fundamentals
7 kyu
Ghostbusters (whitespace removal)
5,565
bencoullie
Fundamentals
Regular Expressions
Strings
6 kyu
Remove the parentheses
7,271
topping
2 Issues Reported
Strings
Algorithms
Regular Expressions
Fundamentals
7 kyu
Regex validate PIN code
185,808
JMurphyWeb
1 Issue Reported
Regular Expressions
Fundamentals
7 kyu
Digits explosion
18,333
angellaa
Strings
Regular Expressions
Fundamentals
8 kyu
Simple validation of a username with regex
23,739
daymos
1 Issue Reported
Regular Expressions
Fundamentals
6 kyu
Encrypt this!
23,567
suic
Fundamentals
Strings
Regular Expressions
Arrays
Ciphers
Algorithms
Cryptography
Security
6 kyu
IP Validation
43,404
wink
5 Issues Reported
Regular Expressions
Algorithms
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