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:     Hello , Zhang lin ! Fancy meeting you here !  
 Person2:  Hi , Lin Tao . I have't seen you for some time .  
 Person1:      How's life going , Zhang Lin ?  
 Person2:  Yes , the same as ever , thanks . What about you ?  
 Person1:      Pretty good , thanks . I'm going to see my uncle .  
 Person2:  Good bye then , and keep in touch .  
 Person1:      Good bye . 

0