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:     I've got to go to bed . Have to work tomorrow .  
 Person2:  OK . Good night , then . Have a good sleep .  
 Person1:      Good night . See you tomorrow . 

0