TASK DEFINITION: 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.
PROBLEM: Nice weekend 

SOLUTION: positive

PROBLEM: 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?

SOLUTION: negative

PROBLEM: @ChiaGuevara  lets have a heart to heart. 

SOLUTION:
positive