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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.
Range of inputs should be specified
What if 2 arithmetic progression have the same start? Should we return only the first or both? And in which order?
I have seen nothing in description about this.