Definition: In this task, you're given a short article. Your job is to classify the article based on its category. Use the following classification labels, 0. World, 1. Sports, 2. Business, 3. Science or Technical. Label the text "0" if it contains information related to world. Label the text "1" if it contains information related to sports. Label the text "2" if it contains information related business. Label the text "3" if it contains science or technical related information. 
Input: RealNetworks Sells 1 Million Songs Since Price Cut (Reuters) Reuters - RealNetworks Inc. (RNWK.O) has sold more than a million song downloads since launching a 49 cent per song campaign a week ago, the Internet media and software company said on Tuesday.
