In this task, you are given a text from tweets. Your task is to classify given tweet text into two categories: 1) positive, and 2) negative based on its content.

Example Input: sam and dean go back to schooll. 
Example Output: positive

Example Input: Taking the day off and doing absolutely nothing    Studying begins on the morrow
Example Output: positive

Example Input: I just lost a follower 
Example Output:
negative