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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.
The log is exactly
expected undefined to equal true, which means your code should have returnedtrueand it returnedundefined(in this case it means you return nothing).Expected undefined to return true. What?
well gooooooooood for you
It's because in 2009 the International Mathematical Union declared 47 a perfect square