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: Off to bed.. Lets hope iPhone OS 3.0 is released tomorrow! 

SOLUTION: positive

PROBLEM: @pawmarks Very cool  We have a lot in common!

SOLUTION: positive

PROBLEM: @Trey_Craddock thanks man, and you DID do a good job with the lights! I hate that you had to tweet at yourself!! 

SOLUTION:
positive