Kata Library: Go 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
29
Arrays
7
Binary
1
Combinatorics
1
Cryptography
1
Data Structures
2
Dynamic Programming
4
Fundamentals
9
Games
1
Lists
1
Machine Learning
1
Mathematics
11
Matrix
1
Memoization
1
Number Theory
1
Performance
29
Permutations
2
Puzzles
3
Sorting
1
Strings
1
FEATURED TAGS
Cryptography
Data Science
Debugging
Games
Tutorials
29 Kata Found
6 kyu
Find the unique number
155,018
isqua
3 Issues Reported
Fundamentals
Algorithms
Arrays
Performance
7 kyu
The Poet And The Pendulum
4,843
MrZizoScream
4 Issues Reported
Fundamentals
Arrays
Algorithms
Performance
6 kyu
Allergy to Palindromes.
474
raulbc777
Fundamentals
Algorithms
Mathematics
Performance
Permutations
6 kyu
Pentabonacci
2,209
raulbc777
4 Issues Reported
Fundamentals
Mathematics
Algorithms
Performance
Dynamic Programming
5 kyu
The Primes as a Result of the Longest Consecutive Sum I
194
raulbc777
Performance
Algorithms
Mathematics
Data Structures
Arrays
Fundamentals
5 kyu
Maximum subarray sum
84,296
knotman90
3 Issues Reported
Algorithms
Lists
Dynamic Programming
Fundamentals
Performance
5 kyu
Odd-Even Compositions
88
eptaceps
Algorithms
Performance
Mathematics
5 kyu
Palindrome integer composition
339
KenKamau
Performance
Algorithms
3 kyu
Upside-Down Numbers - Challenge Edition
413
docgunthrop
1 Issue Reported
Performance
Algorithms
6 kyu
Checkerboard Resolution
448
Kacarott
Performance
Algorithms
Matrix
1 kyu
Faberge easter eggs crush test [linear]
1,691
ice1000
Performance
Algorithms
Mathematics
3 kyu
Fabergé Easter Eggs crush test
1,969
Ivana
8 Issues Reported
Mathematics
Dynamic Programming
Performance
Algorithms
1 kyu
7×7 Skyscrapers
2,102
JohanWiltink
1 Issue Reported
Algorithms
Games
Performance
4 kyu
Longest Common Subsequence (Performance version)
2,564
JohanWiltink
Performance
Strings
Dynamic Programming
Memoization
Algorithms
4 kyu
Count ones in a segment
3,320
d0n14
Binary
Performance
Algorithms
6 kyu
Numericals of a String
3,631
Jomopipi
Puzzles
Performance
Algorithms
6 kyu
Sums of Parts
25,563
g964
Fundamentals
Performance
Algorithms
4 kyu
Sum of Intervals
40,864
xDranik
Algorithms
Performance
5 kyu
Distinct contiguous elements in every window of size k
390
jteodoro
Arrays
Performance
Algorithms
5 kyu
Efficient Power Modulo n
1,200
osuushi
Mathematics
Algorithms
Performance
6 kyu
Highest Perfect Square with Same Digits
249
raulbc777
1 Issue Reported
Fundamentals
Data Structures
Algorithms
Mathematics
Performance
Permutations
6 kyu
Back and forth then Reverse!
1,864
RNOH
Algorithms
Performance
Arrays
4 kyu
Elevator Action!
70
ITSOES
Algorithms
Performance
5 kyu
Shuffle It Up
576
raulbc777
Performance
Algorithms
Mathematics
Machine Learning
Combinatorics
Number Theory
5 kyu
Missing number in Unordered Arithmetic Progression
1,064
Hacker Sakana
Algorithms
Mathematics
Performance
6 kyu
Unknown amount of duplicates. One missing number.
1,162
raulbc777
1 Issue Reported
Fundamentals
Mathematics
Arrays
Algorithms
Sorting
Performance
5 kyu
Ziggurat Ride of Fortune
240
docgunthrop
Arrays
Performance
Algorithms
4 kyu
Longest Palindromic Substring (Linear)
736
wyatt00
2 Issues Reported
Performance
Algorithms
Puzzles
3 kyu
Alphametics Solver
449
docgunthrop
Puzzles
Performance
Cryptography
Algorithms
Confirm
Collect:
undefined
Loading collection data...