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:
New picture is up on flickr!  Fun shot today 

Ex Output:
positive


Ex Input:
Nice weekend 

Ex Output:
positive


Ex Input:
Schrodinger's Cat is dead.   Still, it was to be expected.

Ex Output:

negative