Given the task definition and input, reply with output. In this task, you are given books product reviews in English language. The goal is to classify the review as "POS" if the overall sentiment of the review is positive or as "NEG" if the overall sentiment of the review is negative.

I used the ideas from this book in my own program . I read some other reviews about this book saying that it is confusing, etc. I was not confused. I found this book very interesting, although it is not what I originally thought it would be. Ultimately, I used ideas from this book combined with the ideas from generative programming to solve a programming problem quite successfully
POS