wd
7345 kyuwimi
Loading...
Choose Language...
Haskell
JavaScript
Python
Ruby
CoffeeScript
C#
C++
Java
PHP
C
TypeScript
Julia (Beta)
NASM
Crystal
COBOL (Beta)
Factor (Beta)
F#
Scala
Dart
Swift
Lua
Kotlin
Go
Elixir
Rust
D (Beta)
OCaml (Beta)
Clojure
Groovy
Prolog (Beta)
Pascal (Beta)
R (Beta)
CFML (Beta)
VB (Beta)
Elm (Beta)
Racket
PowerShell (Beta)
λ Calculus (Beta)
Shell
Perl (Beta)
SQL
RISC-V (Beta)
Nim (Beta)
Objective-C (Beta)
Reason (Beta)
Haxe (Beta)
Erlang (Beta)
Fortran (Beta)
PureScript (Beta)
Raku (Beta)
Forth (Beta)
BF (Beta)
Idris (Beta)
Solidity (Beta)
Train Now

Start training on this collection. Each time you skip or complete a kata you will be taken to the next kata in the series. Once you cycle through the items in the collection you will revert back to your normal training routine.

Description

WD Katas

Ad
7 kyu
Isograms
257,632chunjef
Strings
Fundamentals
6 kyu
Find The Parity Outlier
217,624obnounce
Algorithms
6 kyu
Persistent Bugger.
200,082joh_pot
Fundamentals
Mathematics
6 kyu
Two Sum
83,311wthit56
Arrays
Fundamentals
Algorithms
7 kyu
Reverse words
147,080jnicol
Strings
Fundamentals
7 kyu
Square Every Digit
318,221MysteriousMagenta
Mathematics
Fundamentals
7 kyu
Disemvowel Trolls
361,212osuushi
Strings
Regular Expressions
Fundamentals
6 kyu
Array.diff
288,483marcinbunsch
Arrays
Fundamentals
Algorithms
7 kyu
Mumbling
232,158g964
Fundamentals
Strings
Puzzles
6 kyu
Equal Sides Of An Array
128,077Shivo
Algorithms
Arrays
Fundamentals
5 kyu
Integers: Recreation One
26,476g964
Fundamentals
Algorithms
7 kyu
Shortest Word
243,634PG1
Fundamentals
6 kyu
Tribonacci Sequence
155,765GiacomoSorbi
Number Theory
Arrays
Lists
Fundamentals
7 kyu
Two to One
171,994g964
Fundamentals
4 kyu
Smallest possible sum
7,666dkhaburdzania
Algorithms
Mathematics
Arrays
6 kyu
Bit Counting
245,335xcthulhu
Bits
Algorithms
6 kyu
Counting Duplicates
233,452kgashok
Strings
Fundamentals
5 kyu
Gap in Primes
21,292g964
Fundamentals
7 kyu
Count the divisors of a number
74,365tiriana
Number Theory
Mathematics
Fundamentals
7 kyu
From A to Z
5,790saudiGuy
Algorithms
Strings
7 kyu
Count the Digit
48,667g964
Fundamentals
5 kyu
Best travel
20,807g964
Fundamentals
7 kyu
Odd or Even?
142,057ethaning
Fundamentals
Arrays
5 kyu
Primes in numbers
29,836g964
Fundamentals
Mathematics
7 kyu
Don't give me five!
41,698user5036852
Mathematics
Arrays
Algorithms
5 kyu
Is my friend cheating?
17,718g964
Fundamentals
Mathematics
Puzzles
3 kyu
Fabergé Easter Eggs crush test
1,834Ivana
Mathematics
Dynamic Programming
Performance
Algorithms
7 kyu
Sum of a sequence
49,169fyvfyv
Fundamentals
Algorithms
Mathematics
3 kyu
The Lift
3,384dinglemouse
Algorithms
Queues
Data Structures
6 kyu
Build Tower
102,3308fdafs2
Strings
ASCII Art
Fundamentals
6 kyu
Build Tower Advanced
1,9958fdafs2
Strings
ASCII Art
Fundamentals
6 kyu
Sort the odd
109,541fyvfyv
Fundamentals
Arrays
Sorting
3 kyu
Alphabetic Anagrams
6,365Azuaron
Mathematics
Logic
Strings
Algorithms
6 kyu
Highest Scoring Word
101,323PG1
Fundamentals
Strings
Arrays
2 kyu
Transforming Maze Solver
393docgunthrop
Algorithms
Arrays
Performance
Puzzles
6 kyu
Consecutive strings
80,260g964
Fundamentals
7 kyu
Small enough? - Beginner
42,833PG1
Fundamentals
Arrays
6 kyu
Detect Pangram
185,709anindyabd
Strings
Data Structures
Fundamentals
5 kyu
Count IP Addresses
28,992xDranik
Algorithms
4 kyu
Strings Mix
23,430g964
Fundamentals
Strings
3 kyu
Divide integers as strings
1,006Voile
Strings
Fundamentals
Big Integers
Algorithms
7 kyu
Testing 1-2-3
76,779acr
Arrays
Fundamentals
6 kyu
Write Number in Expanded Form
81,284Belax8
Strings
Mathematics
Algorithms
Fundamentals
3 kyu
Rail Fence Cipher: Encoding and Decoding
8,731darrentburgess
Algorithms
Ciphers
Cryptography
Strings
Security
6 kyu
Write Number in Expanded Form - Part 2
2,037Belax8
Mathematics
Algorithms
Fundamentals
7 kyu
Regex validate PIN code
178,270JMurphyWeb
Regular Expressions
Fundamentals
7 kyu
Find the divisors!
88,195kwy95
Mathematics
Algorithms
5 kyu
Greed is Good
57,861JulianNicholls
Algorithms
6 kyu
Convert string to camel case
194,999jhoffner
Regular Expressions
Algorithms
Strings
6 kyu
Count the smiley faces!
97,737St3f4n
Regular Expressions
Fundamentals
5 kyu
Can you get the loop ?
28,700Devouring
Algorithms
Linked Lists
Performance
4 kyu
Find the unknown digit
8,244JJ-Bug
Mathematics
Algorithms
Puzzles
4 kyu
Count ones in a segment
3,169d0n14
Binary
Performance
Algorithms
7 kyu
The Poet And The Pendulum
4,482MrZizoScream
Fundamentals
Arrays
Algorithms
Performance
6 kyu
Number Zoo Patrol
5,947shawkinsl
Algorithms
Performance
Mathematics
6 kyu
Back and forth then Reverse!
1,831RNOH
Algorithms
Performance
Arrays
6 kyu
Unknown amount of duplicates. One missing number.
1,147raulbc777
Fundamentals
Mathematics
Arrays
Algorithms
Sorting
Performance
6 kyu
Checkerboard Resolution
430Kacarott
Performance
Algorithms
Matrix
6 kyu
Row of the odd triangle
3,878shikyo
Algorithms
Performance
6 kyu
Pentabonacci
2,097raulbc777
Fundamentals
Mathematics
Algorithms
Performance
Dynamic Programming
6 kyu
Which are in?
80,561g964
Arrays
Lists
Strings
Refactoring