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: Great book...really many tasty recipes are there in this book..which keeps you fit and healthy..I like this helpful guide very much..author explained very well..highly recommended
Example Output: positive

Example Input: This fits perfect and firm with the Velcro, so its fully adjustable. Feels light on the legs, you get used to it after wearing it for a while. Fits my 9mm snug. The outer fabric material is smooth so it doesn't rub against your pants.
Example Output: positive

Example Input: I bought this glove for my boyfriend. It's large enough for a men and maybe too large for a women's hand. It's warm, and can prevent the wind and cold air going into my hands. The good quality is the reason I give five stars.
Example Output:
positive