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:
With the Prime shipping, this made a great last minute gift. It seems a little pricey for the amount of fish, but the quality was good (according to the person I gave it to). In the end, I think this is better than a fruit basket or something similar.

Ex Output:
3


Ex Input:
We love these crackers but getting them through the mail doesn't work - all the crackers were broken and crumbly.

Ex Output:
1


Ex Input:
this gum is super sick.tatooes are killin.flavor is a spankin'.this brings back bomb diggity memories yo.peace out.

Ex Output:

5