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: @metiche76 I love purple chinchillas, so I'll definitely have to accept your friend request 
Example Output: positive

Example Input: @karenechurch jealous! can you send one over for me? 
Example Output: positive

Example Input: piano exam soon aghhh 
Example Output:
negative