In this task, you're given a review from Amazon's food products. 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 or mixed, 4: good, 5: extremely good. 

Input: Consider Input: I love little white kernels of popped corn.  This was good stuff, but I think I'll try a larger white kernel to pop next time, my preference.

Output: 4


Input: Consider Input: there is a taste of sugar substitute, the aftertaste turns me off, I've even tried using a little bit of milk in the mug before hand to hide the taste. It didn't, so i'm just using Swiss miss powder and a little milk to make it a creamier hot chocolate before using using my keurig.

Output: 2


Input: Consider Input: Dried berries, still with texture and the quintessential aroma. Pot roast is so much better with half a dozen berries flattened into the breadboard and scooped into the pickling mixture. But in ten years, trying to find them - gee. So now I know to look for it on Amazon.


Output: 5