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 love this product! It is the best natural sweetener I have ever tried, and I have tried many. You can use also as pancake syrup or as a substitute for honey on your peanut butter and honey sandwich. It last a long time, and is a good value.

Ex Output:
5


Ex Input:
Great product, nice combination of chocolates and perfect size!  The bags had plenty, and they were shipped promptly.  The kids in the neighborhood liked our candies!

Ex Output:
5


Ex Input:
This hot chocolate is great am so glad I doubled the order ,you can not miss with this .Now I have quick hot chocolate for the kids and grandkids

Ex Output:

5