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:
Aww my elbow hurts and I don't know why.

Ex Output:
negative

Ex Input:
tenative plan: pack, shower, nap, home

Ex Output:
positive

Ex Input:
i work 12 hour shifts in a busy ER and then it takes me sooo long to catch up on sleep

Ex Output:
negative