Loading...
Choose Language...
JavaScript
Ruby
Python
PHP
C#
F#
Elixir
Kotlin
Haskell
Java
C
COBOL (Beta)
Clojure
CoffeeScript
C++
RISC-V (Beta)
Swift
Rust
Crystal
PureScript (Beta)
Racket
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

A description has not yet been added for this collection.

Ad
7 kyu
Array2Binary addition
1,911debri
Fundamentals
7 kyu
Scoring Tests
3,302CajunAzn7
Arrays
Fundamentals
7 kyu
Invalid Input - Error Handling #1
2,925matt c
Strings
Fundamentals
7 kyu
char_to_ascii
1,510kromitj
Strings
Parsing
Fundamentals
7 kyu
Big number problem
243bereket2015
Fundamentals
7 kyu
Not all but sometimes all
1,163joh_pot
Strings
Fundamentals
7 kyu
Capitalize first letter of a string
1,195donaldsebleung
Fundamentals
Object-oriented Programming
Regular Expressions
7 kyu
Valid HK Phone Number
1,207donaldsebleung
Regular Expressions
Fundamentals
7 kyu
Training JS #40: Regular Expression--"|", "[]" and "()"
1,211myjinxin2015
Fundamentals
Regular Expressions
Tutorials
Retired
Count the Characters (retired)
3,679davidhu2000
Fundamentals
Regular Expressions
Algorithms
7 kyu
Replace all items
3,653wichu
Fundamentals
Arrays
Lists
Regular Expressions
7 kyu
Hit Count
3,316glenoakes
Arrays
Fundamentals
7 kyu
DigitAll
708user2821739
Fundamentals
Strings
Regular Expressions
Algorithms
7 kyu
Identical Elements
2,650ArtOfCode
Arrays
Fundamentals
6 kyu
The Desperate Rocket Scientist
1,144Cito
Arrays
Puzzles
Retired
Strain (retired)
76Lusina
Status:Retired
Estimated Rank:
6 kyu
Algorithms
Fundamentals
6 kyu
multiFilter
2,686gperales
Functional Programming
Fundamentals
6 kyu
Determine the date by the day number
1,532LarisaOvchinnikova
Fundamentals
Date Time
Algorithms