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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.
The description is too long. It has to be shortened somehow.
It's basically the same thing as "return," and it's used in what are called "arrow functions" to cut down the lines needed to declare a function.
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Nowhere in the description does it actually say to convert the input to the function into a string. That might be an oversight, but it should be added.
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Random tests expect NaN as answer, but instructions specify that false is to be returned instead of NaN
The input "career" is an unnecessary input, because you define the variable career right below it as a random number.