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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.
Thank you! It's not the prettiest solution but It's a solution now.
Have you tried printing the input? Your code fails if the amount of a unit is not a single digit.
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Could someone help with my ruby solution? Seems solid and passes every scenario I can think of.