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:     Hi , Mary , it ’ s been a long time .  
 Person2:  Hello , my old friend . Long time no see . How are you doing ?  
 Person1:      Well , I ’ m doing okay . And how about yourself ?  
 Person2:  Not so well . To be honest with you , I broke up with Tom .  
 Person1:      Oh . I ’ m sorry to hear that . What happened ? 

0