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 Input:
Beautiful wig arrived quick and well packaged. Lace fine. Lots of hair. Color lovely. Fit good hairline good. It's so pretty thats what gives it away as being a wig as no one's natural hair could be do uniformly pretty. Can part anywhere. Movie star hair.

Ex Output:
positive

Ex Input:
Worked great bought this iPad case for my niece and she loved it would recommend to anyone who has bought a new iPad and wants to keep it protected from drops and other things that kids do.

Ex Output:
positive

Ex Input:
It works perfectly. All you have to do is follow the simple instructions, and you will get very accurate measurements. Easy to use on yourself without anyone help you.This product is well made, accurate and, best of all, reasonably priced.

Ex Output:
positive