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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.
Im new with the programming, just want to now if i understand this correctly, getNumericValue is checking for the first char from the string and return string depending on the number?