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: I work on my day off to cover for someone and the other girl I work with walks out. I have everyones back but no one has mine.    WTF?
Example Output: negative

Example Input: Nice weekend 
Example Output: positive

Example Input: i am worried about my dad 
Example Output:
negative