Loading collection data...
Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
This is the first test:
And it is fine. Not a kata issue. Check if you've changed the sample tests clicking on Reset.
In which language?
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That is false. Please reread the description and look at the sample tests to see the expected output.
Not a kata issue.