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:     Oh , my god . How can you stand living in such a messy dorm ?  
 Person2:  Our place is spotlessly clean , compared with others .  
 Person1:      Have you even tried to clean it once since you moved in at the beginning of the semester ?  
 Person2:  In fact , I just swept the floor three days ago .  
 Person1:      I think we need to restart the dormitory sanitation inspection system .  
 Person2:  I bet nobody will care about it . 

1