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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.
That's a feature of
var, it allows declaring several variables, separated by comma.https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/var
I've added the test cases with the special characters to the sample test cases.
Hope this will help.