Perfect Array

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One day Varun's teacher gave him an assignment. He has an array of numbers , his teacher asked him to make it a Perfect array. Perfect array is an array which consists of every numbers present in any permutation of 1 to $N$(size of array). He can perform following operation any number of times: - pick any number from an array and replace it with any number in the range of 1 to $N$(inclusiv

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solution.cppC++17

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