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.
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Description of the cata is false - decision doesn't require Symbol as a key of hash-object.
I'm not satisfied.
I code in JavaScript. 1 test failed on Attempt. But I don't see which one!!! It bothering!!!