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: This charger is just the right length to be used in my car. The braided cord allows for the durability to be handled with some force. I am very pleased with the charging speed this cable provides. I will be ordering different lengths from this seller. Top notch!
Example Output: positive

Example Input: My puppy loves it! It is not to big for him to pick up and toss around. It scared him the first time it squeaked. The only problem is my other dogs like it too, so I will have to order a cople more!
Example Output: positive

Example Input: With the steps it is a must have for toddlers like mine. He is independent, but can't reach the toilet. This can be folded easily and without difficulty. It has two different toilet seat. There is a sofa and a hard one. The height can be easily adjusted and that is an awesome bonus. It doesn't slide off from the adult toilet either.
Example Output:
positive