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You and your friends are playing "Among Us"( a game). Your friend Nuttela is the imposter and his job is to kill you. You( a crewmate) will have to complete all the tasks before the imposter kills you. In one of your tasks, you have been given $N$ balls numbered 1-N, arranged in random order. Pairs of balls are defined as (1,2), (3,4) and so on. You will have to arrange the pairs of balls such

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solution.cppC++17

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