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.

Ex Input:
Don't waste your money to buy this, the mouse can't leave the mouse pad for 10 seconds, otherwise it will automatically power off, and my mouse pad rgb broken within three months.

Ex Output:
1

Ex Input:
Very fragile and difficult to get the battery pack in the middle. Could not even put one on the front spokes are too narrow for the battery pack to fit through.

Ex Output:
3

Ex Input:
Love the look of it but the magnet in the band consistently drains my battery. Normally the battery lasts me the whole day and when I use this band it lasts about half the day.

Ex Output:
3