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]: Well this stuff was crumbly and would not stick to itself. It was like wat sand. I couldn't knead it or work with it at all. Added water and pushed it in the mold and it cracked in thousands of pieces. Worthless stuff don't buy it.
[EX A]: negative

[EX Q]: The delivery of product took place a few days after i got an email from Amazon that the parcel was delivered. It could be your delivery people marked as delivered.
[EX A]: negative

[EX Q]: I like the vr built in headphones.You need to download 3D app or find 3D videos on You Tube to watch, but it's worth the money.I don't know how to express my word, it is amazing watching video. Well built.
[EX A]:
positive