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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.
Mutating an argument is the worst thing you can do.
This is what I did. Awesome job!
you can do this if you have exactly one parameter.
cool , I did this the same way but put the 'list' parameter into parenthesis,dindn't know I could do it without it.