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:
My son loved all the sauces.  The only sauce that was way too hot was the Insanity Sauce, use a teensy tiny bit when using.

Ex Output:
4


Ex Input:
Halloween is over but, I sent a bag to my daughters class for her share. The chocolate was fresh and enjoyed by many.

Ex Output:
5


Ex Input:
I bought this product and when it arrived it was not organic.  BEWARE!  The package shown in the photo is not an organic product.

Ex Output:

1