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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 don't think the answer is rigorous, even though it works here
Remember to use spoiler flag, even here.
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I don't know why, but for some reason I wasn't able to
import mathorfrom math import sqrt, so I just didpow(n, 0.5)You may have missed a space in your code
I don't know how to work it out
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