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.

Ex Input:
still havn't done my homework it i hate homework 

Ex Output:
negative


Ex Input:
@RowanW I hope you haven't pre-paid  [Link]

Ex Output:
negative


Ex Input:
@crazytwism yessssss  infinitely! 

Ex Output:

positive