Question: Given an array, A, of n 2 unique integers in the range from 1 to n, describe an O(n)-time method for finding the two

Given an array, A, of n − 2 unique integers in the range from 1 to n, describe an O(n)-time method for finding the two integers in the range from 1 to n that are not in A. You may use only O(1) space in addition to the space used by A.

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