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. 

Ex Input:
Love this brand. Great price with save and subscribe. My husband loves them. Top with whipped cream in a can and I have a happy man. I wish you could buy all pepermint cocoa.

Ex Output:
5


Ex Input:
In all fairness my friend absolutely loves this product.  I purchased it based upon his suggestion.  Unfortunately, the smell (oil I am assuming) of it cooking made me feel ill.  Even though the product cooked perfectly, the smell lingered in my microwave for well over a day.

Ex Output:
2


Ex Input:
I bought this product for a friend, but I liked it so much, I'm keeping it and buying a second one for my friend!

Ex Output:

5