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.
This solution places the memo cache in the global scope which is a bad practice. The cache should live as a private store.
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This needs examples. I'm unable figure out what they're asking me to do.
Why would we use
a%2 >= 1
and not
a%2 > 0
or
a%2 !== 0
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