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: one more day left then back to school 
Example Output: negative

Example Input: Is finding it impossible  to sleep with taylor... And i need sleep 
Example Output: negative

Example Input: Cannot download the latest DNN 5.1 Beta build... CodePlex is having issues. 
Example Output:
negative