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: [Link] - yes, i am bored. my first twitpic  maybe ill ue this for m/s next time aha
Example Output: positive

Example Input: @DasKatzi Thanks 
Example Output: positive

Example Input: I took a nap... and know I have to study... -_- not good 
Example Output:
negative