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:     Watch out ! You'll hit that car if you're not careful . 
 Person2:  Oh no , I won't . But we will have an accident if you don't stop shouting . 
 Person1:      You see . I told you you'd hit him if you weren't careful . 
 Person2:  Oh , shut up , will you ? It was all your fault.If you'd kept quite this would never have happened . 
 Person1:      Oh , so it was my fault , was it ? If I hadn't warned you in time it would have been much worse . 

0