Swap the Boxes

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IIIT Allahabad is celebrating its annual Techno-Cultural Fiesta Effervescence MM12 from 1st to 5th October. The Chef has agreed to supply candies for this festive season. The chef has prepared N boxes of candies, numbered 1 to N (Each number occurring exactly once ). The Chef is very particular about the arrangement of boxes. He wants boxes to be arranged in a particular order, but unfortunately

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solution.cppC++17

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