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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.
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I suspect your solution is faster because it doesn't have to create additional Arrays like the
each_consin my solution does.Most of the time I go for readability over performance unless it's a particularly critical piece of code.
I had another go at this one, what do you think?
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