Definition: 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.
Input: Very fast delivery, can't wait to install and use it, didn't disappoint me, very good. The warm wind quickly blows my hands. The machine is not big but the drying speed is very fast and it only takes a few seconds to complete.
Output:
positive