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.
Q: 1st time using this brand and definitely the last. Both tests came out invalid and were completely useless. Went and bought another well known brand and got results within seconds.
A: 
1