Instructions: In this task, you're given a review from Amazon's food products. 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 or mixed, 4: good, 5: extremely good.
Input: I thought it was caffeinated. I was wrong. It put me out of energy for 20 days. Never again. BUT, the taste is good. A little strong though
Output:
3