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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.
I did something like this but a bit more complex. Feels embarrassed for my poor maths. LOL.
lol, that is actually the only unit test I used, and my answer is 2. I think both opinion makes sense.
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Array.prototype.each = [].some;
How about that.