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'm the only one in class 
Example Output: negative

Example Input: @BFTDAnnie guess what, i have enough money to but my ipod  and i no what i'm gonna get u as part of ur bday ) its really cool i wnt it
Example Output: positive

Example Input: so tired! why the weather is so hot! i wanna swim! 
Example Output:
negative