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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.
Well unfortunately we're not mind-readers.
I believe your code has some serious logical errors. You need to add a bunch of
console.logs everywhere to see how it behaves and where it goes wrong.The tests are fine, your code isn't. Don't use global vars, they keep their value between tests.