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: flag looked great coming out of the box, it flew great for about a month and the started falling apart, 2 months later and now i need a new flag,,,,,you get what you pay for.
Example Output: negative

Example Input: So bad. I feel like the dishes would've been more clean if I used nothing. Dishes came out dirty and filmy every time. Couldn't even tell if I ran the dishwasher or not and was having to rewash every dish.
Example Output: negative

Example Input: Updated review- worked for less than a year. Would no longer recommend. Previously- Perfect replacement, slightly larger than original. You must buy the battery separately, which is clearly stated in the description. Excellent value.
Example Output:
negative