In this task, You are given a review of Amazon's food products. Your task is to divide them into two classes: negative or positive, depending on the content of the review.

Ex Input:
4.5 stars The vented bottles helped so much with my baby's gas problems. Took half star off cuz they are diff prices depending on color, wished they were same prices

Ex Output:
positive

Ex Input:
The book came even with the stink of the previous owner, dirty, the opposite the spine of the book white pages were so dirty it look like the previous owner never wash their hands. The spine were cut with a knife

Ex Output:
negative

Ex Input:
I was hoping to add this loop to my daily journal. First the packaging is simply awkward. For such a simple apparatus, I wound up peeling the sticky cover off accidentally. Second, the loop was too tight for my pen. Not what I expected.

Ex Output:
negative