This problem requires the use of a binary search algorithm to find a target value in a sorted array. If the target value is found, the index of that value is returned. If the target value is not found, -1 is returned.

A.I. Evaluation of the Solution

The candidate's solution is complete and solves the problem. The candidate uses a binary search, which is the most efficient way to search a sorted array.

Evaluated at: 2022-10-23 23:20:47