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: Consider Input: Maybe these a better when they're very fresh.  You could ruin dental work if not careful chewing these.  They taste great.

Output: 3


Input: Consider Input: I keep this on hand for the young at heart.  We enjoy a cup almost every night.  Good taste.  will buy again.

Output: 5


Input: Consider Input: These are the best unsalted chips around and we have tried many.  They have the best potato flavor.  They came when you said they would.


Output: 5