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:
I guess everyone's taste buds are different.  This product didn't work for me.  Every food item tasted as it should :-(

Ex Output:
1


Ex Input:
These are wheat thins, with some flavor added. The Flavor is very salty, and you can definitely taste the MSG that they added as a cheap way to spike the flavor. As far as i remember, you can't really taste the basil at all.

Ex Output:
3


Ex Input:
This coffee is very smooth but rather flat compared to Starbuck's brews.  It doesn't have any bite to it. If you like a mild coffee, you will enjoy this one.

Ex Output:

4