Given reviews from Amazon, classify those review based on their content into two classes: Negative or Positive.

Input: Consider Input: Very intuitive in explaining the basic concepts and the fundamental and widely used methods in continuous-time finance. No deep background in math is required to have a good grasp of this book. I believe it is intuition rather than fancy skills that is important to build up interest and passion for studying a hard topic such as continuous-time finance.

Output: Positive


Input: Consider Input: Haven't had an opportunity to use them yet, but after examining them they appear to be a quality product , I'm sure they will be just fine and work as expected.

Output: Positive


Input: Consider Input: While working on an on-going university research project I have spent five years driving the back roads of India. This book has saved my sanity as well as my tires and axles. It is by far and away the most helpful road atlas available.


Output: Positive