Given the task definition and input, reply with output. In this task, you're given a review from Amazon's food products. Your task is to generate a rating for the product on a scale of 1-5 based on the review. The rating means 1: extremely poor, 2: poor, 3: neutral or mixed, 4: good, 5: extremely good.

4 bags of chips were open when I received the shipment. I am hoping that the chips were blew open during shipment in flight. No more chips for me through Amazon. Otherwise, the chips are good to eat and very salty.
3