Kata Library: C Practice
Sign Up
Time to claim your honor
Training
Practice
Complete challenging
Kata
to earn honor and ranks. Re-train to hone technique
Freestyle Sparring
Take turns remixing and refactoring others code through
Kumite
Community
Leaderboards
Achieve honor and move up the global leaderboards
Chat
Join our
Discord
server and chat with your fellow code warriors
Discussions
View our
Github Discussions
board to discuss general Codewars topics
About
Docs
Learn about all of the different aspects of Codewars
Blog
Read the latest news from Codewars and the community
Log In
Sign Up
Library
Collections
Newest
Oldest
Popularity
Positive Feedback
Most Completed
Least Completed
Hardest
Easiest
Name
Relevance
Low Satisfaction
All
My Languages
Agda (Beta)
BF (Beta)
C
CFML (Beta)
Clojure
COBOL (Beta)
CoffeeScript
CommonLisp (Beta)
Coq
C++
Crystal
C#
D (Beta)
Dart
Elixir
Elm (Beta)
Erlang (Beta)
Factor (Beta)
Forth (Beta)
Fortran (Beta)
F#
Go
Groovy
Haskell
Haxe (Beta)
Idris (Beta)
Java
JavaScript
Julia (Beta)
Kotlin
λ Calculus (Beta)
Lean
Lua
NASM
Nim (Beta)
Objective-C (Beta)
OCaml (Beta)
Pascal (Beta)
Perl (Beta)
PHP
PowerShell (Beta)
Prolog (Beta)
PureScript (Beta)
Python
R (Beta)
Racket
Raku (Beta)
Reason (Beta)
RISC-V (Beta)
Ruby
Rust
Scala
Shell
Solidity (Beta)
SQL
Swift
TypeScript
VB (Beta)
Approved & Beta
Approved
Beta
All
Kata I have not trained on
Kata I have not completed
Kata I have completed
8 kyu
easiest
7 kyu
6 kyu
5 kyu
4 kyu
3 kyu
2 kyu
1 kyu
hardest
Algorithms
22
Arrays
16
Binary
2
Binary Trees
1
Bits
2
Data Structures
2
Fundamentals
15
Geometry
1
Lists
2
Logic
2
Mathematics
3
Performance
1
Puzzles
2
Sorting
33
Strings
8
Trees
1
FEATURED TAGS
Cryptography
Data Science
Debugging
Games
Tutorials
33 Kata Found
6 kyu
A String of Sorts
1,964
Lordnibbler
Strings
Sorting
Algorithms
7 kyu
Sort rectangles and circles by area II
2,855
JohanWiltink
Fundamentals
Algorithms
Sorting
Mathematics
Geometry
7 kyu
Sort by binary ones
1,164
guumaster
Arrays
Lists
Algorithms
Sorting
Binary
Bits
4 kyu
Simple Fun #148: Exchange Sort
502
myjinxin2015
Algorithms
Sorting
5 kyu
Numbers that are a power of their sum of digits
2,112
raulbc777
3 Issues Reported
Algorithms
Mathematics
Sorting
Data Structures
Fundamentals
5 kyu
Closest and Smallest
3,363
g964
1 Issue Reported
Fundamentals
Sorting
7 kyu
Sort the Bytes
621
ilash
Algorithms
Fundamentals
Sorting
6 kyu
Sort the columns of a csv-file
1,068
user5036852
Strings
Arrays
Algorithms
Sorting
7 kyu
The 12 Days of Christmas
1,313
dinglemouse
Strings
Sorting
Fundamentals
6 kyu
Wave Sorting
1,874
kodejuice
4 Issues Reported
Algorithms
Arrays
Logic
Sorting
6 kyu
Rank Vector
2,163
rtoal
1 Issue Reported
Arrays
Sorting
Algorithms
5 kyu
Sort - one, three, two
2,272
dinglemouse
Sorting
Strings
Algorithms
6 kyu
Sorting on planet Twisted-3-7
2,889
user5036852
Mathematics
Sorting
Arrays
Algorithms
7 kyu
Product of Largest Pair
3,362
10XL
1 Issue Reported
Fundamentals
Arrays
Algorithms
Sorting
7 kyu
Sort an array by value and index
3,414
user5036852
1 Issue Reported
Arrays
Algorithms
Sorting
7 kyu
Waiting room
4,947
tiriana
Sorting
Puzzles
Algorithms
6 kyu
Prize Draw
7,173
g964
Fundamentals
Strings
Sorting
6 kyu
Difference of 2
8,176
technikhil
Arrays
Sorting
Algorithms
7 kyu
Sort array by string length
50,286
stevehopkinson
1 Issue Reported
Sorting
Arrays
Fundamentals
7 kyu
Sort Out The Men From Boys
10,807
MrZizoScream
2 Issues Reported
Fundamentals
Algorithms
Sorting
4 kyu
Sort binary tree by levels
14,265
kars7e
1 Issue Reported
Trees
Binary Trees
Performance
Algorithms
Sorting
7 kyu
Odd-Even String Sort
18,880
Joz
Strings
Fundamentals
Sorting
7 kyu
Sorted? yes? no? how?
21,720
janitormeir
6 Issues Reported
Arrays
Sorting
Fundamentals
6 kyu
Sort the odd
113,512
fyvfyv
Fundamentals
Arrays
Sorting
5 kyu
Moving Zeros To The End
189,160
xcthulhu
10 Issues Reported
Arrays
Sorting
Algorithms
7 kyu
Sorting in R: Rank
257
saudiGuy
Lists
Puzzles
Sorting
6 kyu
Sorting by bits
9,405
kodejuice
Logic
Arrays
Algorithms
Data Structures
Fundamentals
Bits
Binary
Sorting
7 kyu
Sort Santa's Reindeer
5,367
xDranik
Sorting
Arrays
Strings
Algorithms
6 kyu
Alphabetized
3,580
kop
1 Issue Reported
Strings
Sorting
7 kyu
Flatten and sort an array
29,810
lilsweetcaligula
Arrays
Sorting
Fundamentals
Loading...
Confirm
Collect:
undefined
Loading collection data...