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- JavaScript
- CoffeeScript
- Ruby
- Python
- Haskell
- Clojure
- Java
- C#
- Elixir
- C++
- TypeScript
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- Dart
- Rust
- F#
- Swift
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- BF (Beta)
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- Scala
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- Racket
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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.