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
Algorithms
12
Arrays
4
Binary
1
Bits
1
Data Structures
10
Filtering
1
Fundamentals
24
Geometry
1
Lists
2
Logic
24
Mathematics
12
Performance
1
Puzzles
3
Sorting
2
Strings
6
FEATURED TAGS
Cryptography
Data Science
Debugging
Games
Tutorials
24 Kata Found
4 kyu
How many numbers III?
4,608
raulbc777
4 Issues Reported
Fundamentals
Data Structures
Algorithms
Mathematics
Logic
7 kyu
SevenAte9
6,464
debri
Logic
Strings
Fundamentals
6 kyu
Word Challenges at School
614
raulbc777
5 Issues Reported
Fundamentals
Logic
Strings
Data Structures
Algorithms
7 kyu
Total Sums of Coefficients of a Binomial Raised to the Nth-Power
378
raulbc777
Fundamentals
Data Structures
Algorithms
Mathematics
Logic
6 kyu
Estimating Amounts of Subsets
2,278
raulbc777
4 Issues Reported
Fundamentals
Data Structures
Algorithms
Mathematics
Logic
Strings
8 kyu
The Wide-Mouthed frog!
38,798
nbeck
1 Issue Reported
Strings
Logic
Fundamentals
7 kyu
sum2total
1,320
debri
Logic
Mathematics
Arrays
Lists
Fundamentals
6 kyu
Calculate Pyramid Height
1,723
ecocode
Logic
Mathematics
Puzzles
Fundamentals
6 kyu
Points in the circle
2,082
hubencu_st
1 Issue Reported
Geometry
Algorithms
Logic
Mathematics
Fundamentals
7 kyu
Next Palindromic Number.
4,048
raulbc777
2 Issues Reported
Fundamentals
Data Structures
Algorithms
Mathematics
Logic
Strings
7 kyu
Unique Sum
4,036
Alpri Else
Lists
Logic
Filtering
Fundamentals
7 kyu
Rock Paper Scissors Lizard Spock
4,954
corsmond
Fundamentals
Logic
7 kyu
Averages of numbers
10,796
user5036852
1 Issue Reported
Fundamentals
Logic
Algorithms
6 kyu
Fold an array
11,440
user5036852
Fundamentals
Logic
Mathematics
Algorithms
8 kyu
L1: Set Alarm
109,528
Swolebrain
Fundamentals
Logic
7 kyu
Find the smallest power higher than a given a value
4,185
raulbc777
2 Issues Reported
Fundamentals
Mathematics
Logic
7 kyu
No musical :(
262
induhiu
3 Issues Reported
Mathematics
Logic
Fundamentals
6 kyu
Sorting by bits
9,432
kodejuice
Logic
Arrays
Algorithms
Data Structures
Fundamentals
Bits
Binary
Sorting
7 kyu
Geometric Mean I
630
raulbc777
3 Issues Reported
Fundamentals
Data Structures
Algorithms
Mathematics
Logic
6 kyu
Perform operation to make string empty
389
kaluginpeter
Algorithms
Logic
Puzzles
Fundamentals
Strings
Performance
6 kyu
Tracking Sums in a Process
485
raulbc777
3 Issues Reported
Fundamentals
Data Structures
Algorithms
Mathematics
Logic
Sorting
Puzzles
7 kyu
Swap items in a dictionary
2,062
Avanta
Fundamentals
Arrays
Logic
8 kyu
What's up next?
6,271
ExaStencil
2 Issues Reported
Fundamentals
Data Structures
Logic
6 kyu
Get all array elements except those with specified indexes
512
int3_0xcc
2 Issues Reported
Data Structures
Arrays
Logic
Fundamentals
Confirm
Collect:
undefined
Loading collection data...