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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.
Perfect
so clean
True, didn't see that!
You can omit the explicit comparison to zero as the conditional expression itself evaluates to a truthy or falsy value (1 or 0) respectively, for odd and even values of argument, respectively, although you would need to swap the places of 'Even' and 'Odd' for it to work here.