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.
--------
Question: Used it in birdbath to keep water from being stagnant- put it in my dog’s swimming pool - it’s fun to watch and turns off when water dries out. I recommend this!

Answer: positive


Question: It’s exactly what I needed, easy to cut and put in my shoes. Such as running shoes, but it needs more space after put the deep heel insert. Overall, it's good.

Answer: positive


Question: Excellent product. Works exactly as advertised. Used it on recent trip and was very pleased. I highly recommend this. It's easy to see the numbers and work the lock.

Answer:
positive