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.

Example Input: Got it a while back as a birthday present for my kid. He absolutely loves it. Also he has dropped a million times without a harm being done to it. Prefect gift.
Example Output: positive

Example Input: This was not delivered to me and it was not left in my mailbox, its a table .Don't tell me it was delivered and it was not because of a timeline. I would like a refund.
Example Output: negative

Example Input: This hair is not good at all very disappointed this hair is always nappy I always have to comb it gets very tangled . I will Never purchase this hair wast of money.
Example Output:
negative