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