Loading...
Train NowChoose Language...
- JavaScript
- C#
- Ruby
- Python
- Crystal
- Haskell
- Julia (Beta)
- Groovy
- Clojure
- CoffeeScript
- C++
- Java
- R (Beta)
- D (Beta)
- OCaml (Beta)
- Factor (Beta)
- Lua
- C
- Rust
- TypeScript
- Elixir
- PHP
- Racket
- COBOL (Beta)
- Scala
- F#
- Kotlin
- Go
- Dart
- Prolog (Beta)
- Swift
- NASM
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.