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- Python
- Haskell
- C#
- Shell
- JavaScript
- Ruby
- Groovy
- Go
- CoffeeScript
- C
- Java
- TypeScript
- Scala
- Nim (Beta)
- Kotlin
- VB (Beta)
- Elixir
- Rust
- Lua
- Swift
- Perl (Beta)
- OCaml (Beta)
- C++
- PHP
- Crystal
- Clojure
- NASM
- Julia (Beta)
- Prolog (Beta)
- R (Beta)
- COBOL (Beta)
- D (Beta)
- SQL
- Racket
- Factor (Beta)
- Dart
- Elm (Beta)
- BF (Beta)
- Pascal (Beta)
- F#
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.