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:
This orange soda is clearly more healthful, and it tastes tangier, although somewhat less sweet, than other orange sodas.  The one big drawback for me was that this drink lacks caffeine.

Ex Output:
3


Ex Input:
I drank this coffee over 30 years ago when I lived in The Netherlands. So glad that I can get it through Amazon. Strong, full bodied but easy on the tummy!!!

Ex Output:
5


Ex Input:
Are you kidding me! $32.00!!! I buy this all day long at popular wholesale clubs for under $10.00. No more then $15.00 at reqular stores. Watch these prices guys.

Ex Output:

1