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: Consider Input: Person1: Lily , do you know Lizzy ?
Person2: Lizzy who ?
Person1: Lizzy smith .
Person2: Of course I do .
Person1: Then , Do you know her younger sister ?
Person2: You mean Mary ?
Person1: Yes .
Person2: Sure . I know her elder sister Sue and younger sister Mary .
Person1: Oh , not bad . Then do you know her mother ?
Person2: Yes , certainly . I know her mother and father , and brother and sisters , too .
Person1: That sounds terrific .
Person2: Why do you ask me these questions ?
Person1: I just want to visit the family some day .

Output: 1

Input: Consider Input: Person1: How's your business ?
Person2: Everything seems to be getting worse . I don't know what to do with it .
Person1: Things are tough all over . You should never give up !
Person2: But how can I prevent a deficit ?
Person1: I think you should make a thorough market investigation now .
Person2: OK , OK . I ' ll do my best .
Person1: I always consider you are such a guy who never gives up .
Person2: I know life is not all roses , and I believe I will pull this through .
Person1: Yeah , you can make it .

Output: 1

Input: Consider Input: Person1: Where can I get a good novel ?
Person2: There's a bookstore just across the street .
Output: 1