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 Q]: If you’re thinking of starting, have started or even have been eating Keto, this book is a must have! This is exactly what I was looking for when I started!
[EX A]: positive

[EX Q]: These are postcard stamps that the seller takes forever (pun intended) to mail. It was amazing though ... Once I tried to cancel for taking too long they shipped that day. Soooo incredibly irritated with this purchase.
[EX A]: negative

[EX Q]: Dog toys are adorable .We have a friend that has a French bull dog Only likes balls to throw and play with, Shelby will love these. Well made and very pretty.
[EX A]:
positive