Definition: In this task, you're given a review from Amazon. Your task is to generate a rating for the product on a scale of 1-5 based on the review. The rating means 1: extremely poor, 2: poor, 3: neutral, 4: good, 5: extremely good.
Input: The best thing about this screen protector is the privacy. As advertised this protector gives the privacy so it's hard to see the screen from the different angles than straight. The screen protector works perfectly on my phone. I would definitely buy again!
Output:
5