Question: Consider an array A with n elements where it is guaranteed that every element appears exactly twice in A. E.g., A = (9, 7, 7,

Consider an array A with n elements where it is guaranteed that every element appears exactly twice in A. E.g., A = (9, 7, 7, 1, 9, 1, 3, 5, 3, 5). Give an algorithm that nds two positions that have the same element using at most n 2 comparisons. For the purposes of this question, comparisons include not just 3,2 but also =

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