DIFF PAIRS

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Given N integers, count the number of pairs of integers whose difference is K.. Input The first line contains N and K. The second line contains N numbers of the set. All the N numbers are unique.. Output An integer that tells the number of pairs of integers whose difference is K. Constraints Should contain all the constraints on the input data that you may have. Format it like: - N ≤ 1

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solution.cppC++17

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