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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.
hahaha. just wow.
Yes =)
Can also can calculate the sum and product in the for loop as well, improving the runtime by from 3 linear passes over the array down to just one.
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Cool, thanks for the feedback!
Still fairly new to Python as I'm coming from a Javascript background, so learning all the Python specific sugar such as Counter. I'll make sure to keep this one in mind!