Loading...
Train NowChoose Language...
- JavaScript
- Swift
- Java
- Ruby
- Python
- C++
- Crystal
- Haskell
- Julia (Beta)
- C#
- Rust
- Elixir
- Groovy
- PHP
- Dart
- Scala
- R (Beta)
- Kotlin
- TypeScript
- COBOL (Beta)
- D (Beta)
- CommonLisp (Beta)
- C
- CoffeeScript
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.