Kata Library: Haskell 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
ASCII Art
1
Algebra
12
Algorithms
218
Arrays
27
Binary
1
Bits
1
Combinatorics
11
Cryptography
1
Data Science
4
Data Structures
29
Date Time
1
Design Patterns
1
Discrete Mathematics
1
Dynamic Programming
7
Functional Programming
3
Fundamentals
189
Games
4
Geometry
20
Graph Theory
1
Graphics
1
Interpreters
1
Language Features
1
Linear Algebra
5
Lists
8
Logic
27
Machine Learning
2
Mathematics
398
Matrix
8
Memoization
8
Number Theory
16
Object-oriented Programming
1
Parsing
4
Performance
30
Permutations
6
Physics
1
Probability
3
Puzzles
41
Recursion
11
Regular Expressions
1
Restricted
1
Sorting
10
Statistics
7
Streams
1
Strings
20
Theorem Proving
2
Trees
1
Tutorials
2
FEATURED TAGS
Cryptography
Data Science
Debugging
Games
Tutorials
398 Kata Found
5 kyu
Divide and maximize
263
AveragePythonEnjoyer
1 Issue Reported
Puzzles
Lists
Arrays
Mathematics
6 kyu
Multiples of 3 and 5 redux
1,982
yumaikas
Algorithms
Mathematics
5 kyu
Largest product in a series
3,838
JaniL
Mathematics
Algorithms
6 kyu
Cut me in Pieces but in The Way I Like
131
raulbc777
Fundamentals
Algorithms
Mathematics
5 kyu
Convert to base -1+i
34
CrSb0001
Mathematics
Algorithms
6 kyu
Hyper Sphere
2,226
CrowdHailer
Mathematics
Arrays
Fundamentals
8 kyu
Even or Odd
560,199
suuuzi
Mathematics
Fundamentals
6 kyu
Mutual Recursion
8,661
dnolan
1 Issue Reported
Mathematics
Algorithms
Recursion
6 kyu
Matrix Trace
1,086
chipit24
1 Issue Reported
Linear Algebra
Mathematics
Matrix
Algorithms
7 kyu
Weight of its Contents
2,616
dnolan
3 Issues Reported
Algorithms
Mathematics
6 kyu
Sum of Digits / Digital Root
288,526
user578387
3 Issues Reported
Mathematics
Algorithms
7 kyu
Katastrophe!
3,687
jackcarlisle
3 Issues Reported
Mathematics
Fundamentals
5 kyu
Primes in numbers
30,910
g964
1 Issue Reported
Mathematics
6 kyu
Help Kiyo きよ solve her problems LCM Fun!
492
user8476848
Algorithms
Data Structures
Mathematics
Fundamentals
6 kyu
Surrounding Primes for a value
1,977
raulbc777
3 Issues Reported
Fundamentals
Mathematics
7 kyu
Numbers Which Sum of Powers of Its Digits Is The Same Number
3,205
raulbc777
2 Issues Reported
Fundamentals
Mathematics
Data Structures
5 kyu
Tracking Hits for Different Sum Values for Different Kinds of Dice
691
raulbc777
2 Issues Reported
Mathematics
Statistics
Probability
Permutations
Data Science
7 kyu
Dee, The Generous Tipper
334
DiegoSalazar
Mathematics
Algorithms
7 kyu
Sort rectangles and circles by area II
2,856
JohanWiltink
Fundamentals
Algorithms
Sorting
Mathematics
Geometry
6 kyu
Summation Of Primes
770
maxwellmlin
Algorithms
Mathematics
4 kyu
Permutational Primes
531
raulbc777
1 Issue Reported
Algorithms
Sorting
Permutations
Mathematics
Memoization
Data Structures
7 kyu
Stacked Balls - 3D (triangle base)
776
dinglemouse
Mathematics
Fundamentals
7 kyu
Consecutive Digits To Form Sum
2,897
MrZizoScream
1 Issue Reported
Fundamentals
Mathematics
Puzzles
6 kyu
Longest Consecutive Sequence of Squares
249
kodejuice
1 Issue Reported
Mathematics
Algorithms
6 kyu
Coprimes up to N
985
rasmus_ri
1 Issue Reported
Mathematics
Algorithms
6 kyu
When greatest is less than smallest
412
NaMe613
Mathematics
Logic
Algorithms
5 kyu
Sum and Rest the Number with its Reversed and See What Happens
1,375
raulbc777
1 Issue Reported
Fundamentals
Mathematics
Algorithms
Memoization
Dynamic Programming
6 kyu
Find Numbers with Same Amount of Divisors
934
raulbc777
2 Issues Reported
Algorithms
Mathematics
7 kyu
You're a square!
289,260
bkaes
Fundamentals
Mathematics
6 kyu
Paths in the Grid
938
aryan-firouzian
Fundamentals
Mathematics
Loading...
Confirm
Collect:
undefined
Loading collection data...