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.
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Question: it worked great for a few months and then it suddenly stopped charging. it repeatedly bumps against the dock but never begins charging. the battery is now dead and it doesnt work anymore.

Answer: negative

Question: Ive been looking for a little something xtra. To help me through my workouts. I do orange theory and bootcamp. These have helped me keep going and not feel so sore.

Answer: positive

Question: This device is life saver. We have a water leaking inside of my wall in the kitchen and I just use this device to know where is the water leaking came from . And after I test it we found out that the leaking is from my kitchen sink drain pipe. This is amazing. Highly recommended.

Answer:
positive