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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 function
lookAndSayAndSum(n)doesn't follow the single responsibility principle because it does two things: it runs thelookAndSayalgorithm and sum the digits. It would be better to call itsumLookAndSayDigits(n)