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:     Excuse me , but could you give me some change ? 
 Person2:  Let me see . Are dimes and quarters OK ? 
 Person1:      I want to make a long distance phone call . 
 Person2:  Then you'll need small change . 

0