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- Python
- JavaScript
- C
- Haskell
- Ruby
- Prolog (Beta)
- CommonLisp (Beta)
- Fortran (Beta)
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- TypeScript
- CFML (Beta)
- Rust
- Julia (Beta)
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- R (Beta)
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- D (Beta)
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- Scala
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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.