You will be given a definition of a task first, then some input of the task.
In this task, you're given a review from Amazon. 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, 4: good, 5: extremely good.

I love them! Much better than the toxic plastic crap from the pharmacy that was always itching me! The washing part is a little bit annoying but you will get used to it.
Output:
5