Question: 6. Given an array A storing n integers and another integer s, nd whether or not there exist two elements x and y in the

6. Given an array A storing n integers and another integer s, nd whether or not there exist two elements x and y in the array such that x + y = s. Assuming it is possible to sort n numbers in O(nlogn) time, describe an O(nlogn) time algorithm to solve the problem and write the pseudocode.

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