Given the task definition and input, reply with output. 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.

I bought this case because I really liked the black, white and yellow design. However, the design is scratching off easily across the case and revealing a plain white case underneath. I haven't abused the case, so while it's functional, I'm disappointed at how scruffy it now looks.
negative