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:
Lens are super reflective making everything blurry. They do not reduce eye strain, on the contrary, they make it worse. I wouldn't waste your money on these.

Ex Output:
negative


Ex Input:
I placed order and was given delivery date. Two weeks after delivery date, and no magazine, I inquired and was told my order was received after offer expired.

Ex Output:
negative


Ex Input:
These were a gift for my mum. I sent them to her unseen. She thought they were hiking boots! Thank goodness for amazon returns! EASY AS PIE!! Sorry for the bad review...but slippers are supposed to be light, soft and flexible.

Ex Output:

negative