Kata Library
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
Algebra
5
Algorithms
16
Arrays
4
Combinatorics
2
Data Structures
6
Fundamentals
8
Geometry
1
Graph Theory
1
Graphics
1
Language Features
1
Linear Algebra
26
Lists
2
Logic
1
Mathematics
17
Matrix
15
NumPy
1
Object-oriented Programming
1
Puzzles
3
Recursion
1
Restricted
1
Theorem Proving
3
FEATURED TAGS
Cryptography
Data Science
Debugging
Games
Tutorials
26 Kata Found
6 kyu
Matrix Trace
1,365
chipit24
Linear Algebra
Mathematics
Matrix
Algorithms
4 kyu
Matrix Determinant
24,691
pjfranzini
8 Issues Reported
Matrix
Linear Algebra
Mathematics
Recursion
Algorithms
5 kyu
Square Matrix Multiplication
7,848
xDranik
1 Issue Reported
Matrix
Linear Algebra
Algorithms
6 kyu
#4 Matrices: Process for a Square Matrix
365
raulbc777
Mathematics
Data Structures
Matrix
Linear Algebra
Fundamentals
7 kyu
Swap Row In Certain Columns of a Matrix
154
ChaiTeaNunes
Matrix
Linear Algebra
Puzzles
6 kyu
Triangular matrices.
171
ebracho
2 Issues Reported
Matrix
Linear Algebra
Algorithms
7 kyu
Matrix creation
3,289
Dmitry Kudla
Fundamentals
Arrays
Matrix
Linear Algebra
Mathematics
Language Features
5 kyu
One-Semicolon Matrix Multiplication
93
phantamanta44
Linear Algebra
Matrix
Algorithms
Puzzles
Restricted
5 kyu
Insane Matrix Sum
38
daspreuße
Linear Algebra
Combinatorics
6 kyu
Find the crossing ( graphic calculations )
160
artiekra
Algebra
Mathematics
Linear Algebra
Graphics
5 kyu
Vector class
8,855
eugene-bulkin
7 Issues Reported
Object-oriented Programming
Algorithms
Linear Algebra
5 kyu
#3 Matrices: Rearrange the matrix
39
raulbc777
Algorithms
Puzzles
Linear Algebra
Fundamentals
Matrix
6 kyu
Permutations and Dot Products
1,163
bkaes
Linear Algebra
Algorithms
6 kyu
Conic Classification
139
raulbc777
Fundamentals
Logic
Data Structures
Mathematics
Geometry
Linear Algebra
7 kyu
Product of the main diagonal of a square matrix.
3,705
ebracho
2 Issues Reported
Matrix
Linear Algebra
Algorithms
6 kyu
Matrix Multiplier
1,155
stevehopkinson
Matrix
Algorithms
Linear Algebra
Mathematics
6 kyu
Transpose of a Matrix
872
debri
4 Issues Reported
Linear Algebra
Matrix
Data Structures
Mathematics
Arrays
Fundamentals
6 kyu
Vector Operations and Functionals
121
mentalplex
1 Issue Reported
Mathematics
Linear Algebra
Fundamentals
2 kyu
Linear equations N x M, complete solution space, fraction representation
200
smile67
Algorithms
Linear Algebra
Algebra
Mathematics
5 kyu
Spreading Spores Graph
41
cmistrata
Linear Algebra
Mathematics
Combinatorics
NumPy
Algorithms
Graph Theory
4 kyu
A special set of matrices with unique representation
52
solitude
Theorem Proving
Mathematics
Linear Algebra
Algorithms
4 kyu
A special set of matrices with convertible representations
23
dramforever
Theorem Proving
Mathematics
Linear Algebra
Matrix
Algorithms
4 kyu
A special set of matrices closed under matmul and transpose
37
solitude
Theorem Proving
Mathematics
Linear Algebra
Algorithms
5 kyu
Matrices II: Serious mathematics
79
MazTheMazy
1 Issue Reported
Fundamentals
Mathematics
Data Structures
Algebra
Linear Algebra
Arrays
Lists
Matrix
6 kyu
Matrices I: A form of data storage
161
MazTheMazy
Fundamentals
Mathematics
Data Structures
Algebra
Linear Algebra
Arrays
Lists
Matrix
4 kyu
Solving Linear Equations N x N (Gauss, Part 1/2)
67
smile67
5 Issues Reported
Algorithms
Data Structures
Linear Algebra
Algebra
Mathematics
Confirm
Collect:
undefined
Loading collection data...