Weasley Wizard Wheezes

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Luna Lovegood, Neville Longbottom, Cho Chang, Colin Creevey and Lee Jordan of the Dumbledore's Army are in the queue for a "Bertie Bott's Every Flavour Beans" in a magical room in Fred and George's "Weasleys' Wizard Wheezes" and there are no other people in the queue. The first one in the queue, Luna eats a bean and her doppelganger appears out of no where! The resulting two Lunas go to the end of

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solution.cppC++17

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