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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.
Everytime.
what's wrong about this solution and which would be best practice in this case?
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It is not
Haha I almost forgot this method(ty for reminding)
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nah using global inside function is more confusing than just using uppercase for constants and you can use them without declaring global in all functions.
One of the baddest practice
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Yes you can check mine
it applies function to all instance of a
I know using sum is not optimal, but still used it XD
Actually this is very good solution which can be topped in cleverness
yea, maybe test didn't had 0 sum, but it can be problematic
still what he did requries more brain
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