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: We bought two of these.This product. Does not fit 128 disk. The folders are so tight against the edge once you start filling it. It becomes impossible to out disk in towards the back of the case. Will be looking for somwthing decent.
Example Output: negative

Example Input: First I must say, I have never received anything I ever ordered from Amazon arrive in this condition. The pictures are worth a million words. I’m disappointed.
Example Output: negative

Example Input: Great! Hard to find replacement controls for my lift chair. Manufacturer stopped making this model, and thank goodness, this company had them. Otherwise, I would need to buy a new chair..not an option on a fixed income
Example Output:
positive