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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.
That's the wrong question. The correct question is, it's not specified at all how
1is handled.I've changed the input range to
n > 1. Given that1should be omitted it doesn't make sense for1to be the input anyway.Yep, 1 is definitely not prime. I was slightly surprised by that being ommited from the spec, but it was not included in the test cases for JavaScript.
Yes, because you can choose who moves first