Fly-overs

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The Head Chef has opened N new restaurants across the city. But he is exhausted since he has to travel so much when he has to go from one restaurant to another. Further, the city traffic is driving him crazy. So he wishes to construct fly-overs between restaurants. A fly-over is a road at a raised height between any two restaurants. If two restaurants are connected by a fly-over, it takes only 1 s

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solution.cppC++17

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