You could randomize them subject to the constraint that you never have two blanks in a row. That probably would have been the responsibility of the person who l

You could randomize them subject to the constraint that you never have two blanks in a row. That probably would have been the responsibility of the person who loads the bottles into the machine. Even so, I agree that it's an impressively awful idea. A lot of customers would have been kids who only had one nickel.