Question: When passed an array in which the duplicated value occurs in the last two elements, the function runs fine, but when the duplicated value occurs

When passed an array in which the duplicated value occurs in the last two elements, the function runs fine, but when the duplicated value occurs in the first two elements the function starts to run extremely slowly as n gets bigger. Explain the difference in outcomes, based on the how the recursive calls are are placed in the code, and how they end up being called.

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