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
ASCII Art
1
Algorithms
47
Arrays
5
Combinatorics
3
Data Structures
5
Dynamic Programming
64
Fundamentals
6
Graph Theory
2
Lists
1
Logic
3
Mathematics
22
Matrix
2
Memoization
6
Number Theory
2
Performance
14
Probability
2
Puzzles
10
Recursion
8
Refactoring
1
Sorting
1
Stacks
1
Statistics
2
Strings
6
Theorem Proving
1
FEATURED TAGS
Cryptography
Data Science
Debugging
Games
Tutorials
64 Kata Found
5 kyu
Packing your backpack
912
Frederikbh
2 Issues Reported
Algorithms
Dynamic Programming
5 kyu
Help Suzuki pack his coal basket!
274
user8476848
Dynamic Programming
Algorithms
Data Structures
Mathematics
5 kyu
Maximize your earnings with mandatory breaks
142
JohanWiltink
Dynamic Programming
5 kyu
Sum and Rest the Number with its Reversed and See What Happens
1,374
raulbc777
1 Issue Reported
Fundamentals
Mathematics
Algorithms
Memoization
Dynamic Programming
5 kyu
Working With Coloured Numbers
392
raulbc777
2 Issues Reported
Fundamentals
Data Structures
Algorithms
Mathematics
Logic
Strings
Recursion
Dynamic Programming
5 kyu
Jump to zero (Subtask 4)
58
TLEojxSunlight
1 Issue Reported
Mathematics
Algorithms
Dynamic Programming
Performance
Number Theory
6 kyu
Raise Me to The Third Power, Search My Divisors... .....Could You Believe that?
359
raulbc777
1 Issue Reported
Algorithms
Mathematics
Memoization
Dynamic Programming
6 kyu
Pentabonacci
2,183
raulbc777
4 Issues Reported
Fundamentals
Mathematics
Algorithms
Performance
Dynamic Programming
4 kyu
Bob's Signs
161
Strikeskids
Strings
Dynamic Programming
Algorithms
6 kyu
Find the First Number in Having a Certain Number of Divisors I
936
raulbc777
3 Issues Reported
Fundamentals
Mathematics
Data Structures
Dynamic Programming
Memoization
5 kyu
The Capturing Rook
70
brodiemark
Dynamic Programming
Graph Theory
2 kyu
Jump to zero (Subtask 6)
10
TLEojxSunlight
Mathematics
Algorithms
Dynamic Programming
Performance
Number Theory
5 kyu
Maximum subarray sum
83,500
knotman90
3 Issues Reported
Algorithms
Lists
Dynamic Programming
Fundamentals
Performance
5 kyu
Approximate Solution of Travelling Salesman Problem
64
zLuki
Dynamic Programming
Algorithms
5 kyu
Frequency Digits In 2D Matrix
21
nachoMonllor
Dynamic Programming
Matrix
Arrays
Performance
5 kyu
The Bee
273
EgorArh
Algorithms
Mathematics
Matrix
Puzzles
Performance
Dynamic Programming
4 kyu
Count Squares In the Chess Board
373
myjinxin2015
Algorithms
Dynamic Programming
5 kyu
Minimum path in squares
449
Frederikbh
2 Issues Reported
Dynamic Programming
Algorithms
5 kyu
A Logistic Taylor Series Coefficient
17
daspreuße
Dynamic Programming
Combinatorics
3 kyu
Fabergé Easter Eggs crush test
1,933
Ivana
8 Issues Reported
Mathematics
Dynamic Programming
Performance
Algorithms
4 kyu
Longest Common Subsequence (Performance version)
2,537
JohanWiltink
Performance
Strings
Dynamic Programming
Memoization
Algorithms
6 kyu
Sorting by Exclusion
162
brodiemark
Sorting
Algorithms
Dynamic Programming
1 kyu
BECOME IMMORTAL
3,223
Voile
Puzzles
Dynamic Programming
Performance
Algorithms
5 kyu
Subsequence Sums
213
tonylicoding
Dynamic Programming
Mathematics
Algorithms
4 kyu
Pyramid Slide Down
18,899
rodentrabies
2 Issues Reported
Algorithms
Dynamic Programming
6 kyu
Climbing Stairs
488
saudiGuy
Logic
Algorithms
Dynamic Programming
6 kyu
Closed Brackets String
205
saudiGuy
Algorithms
Strings
Recursion
Stacks
Dynamic Programming
Data Structures
5 kyu
Substrings Divisible by Power of 2
38
Mednoob
Algorithms
Mathematics
Dynamic Programming
4 kyu
Circular Limited Sums
104
Bubbler
Algorithms
Mathematics
Dynamic Programming
6 kyu
Paint Tiles
245
lonkaan
Dynamic Programming
Algorithms
Loading...
Confirm
Collect:
undefined
Loading collection data...