Definition: 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.
Input: I've been a big fan of these projectors brings people together to spend movie time. I've been using it for like couple of weeks and played it like 3-4 hours over the weekend to watch movies. It was running fine and easy to use. Heard lot of heat problems about these little ones but dint experienced much of a heat while within
Output:
5