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1. Let S be a sequence of n integers. Describe a method for printing out all the pairs of…

1. Let S be a sequence of n integers. Describe a method for printing out all the pairs of…

1. Let S be a sequence of n integers. Describe a method for printing out all the pairs of inversions in S in O(n+k) time, where k is the number of such inversions.2. Let S be a random permutation of n distinct integers. Argue that the expected running time of insertion-sort on S is Ω(n2).