Loading collection data...
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.
Really like that the avg function is written as a separate, more generic function.
Wow! How is this not in the top of the solutions!?
Can you please explain what is going on in this code? Particularly I'm curious about this part
!~pin.indexOf('.')
I've read about tilde operator, but still cannot grasp the logic behind it in company with pin.indexOf('.')
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Wow, I have learnt something new about Python, thank you!