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:
Like I said about the icing....I am so happy to be able to buy this online. It is a family favorite, it also was shipped on time and arrived early. Definitely going to buy again.

Ex Output:
5


Ex Input:
I absolutely LOVE the just tomatoes tomatoe slices. I thought the bits might be good for soups etc., but they don't seem to have the same sweet flavor of the slices. I will ues these up, but go back to the slices. On the whole, a great product.

Ex Output:
4


Ex Input:
Popchips are very good.  The varity received lets you try the diferent flavors.  I only wish I could find them locally.

Ex Output:

5