Definition: You are given a conversation between two people. 'Person1:' and 'Person2:' are used to separate their respective dialogues. If the conversation begins with a question, label it '1' otherwise '0'.
Input:  Person1:     Don't open any of my forwards ! I got a virus !  
 Person2:  Don't tell me you got the dreaded Bush virus . I've heard that that bug is threatening to infect the world .  
 Person1:      Yes , that's exactly the bug I got . Though , I do kind of like the pictures .  
 Person2:  Those clothes do suit him better .  
 Person1:      Wait a second-are these pictures copyrighted ?  
 Person2:  Probably not . It's off the Internet . What difference does it make ? 

0