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: Welcome to our university ' s fifties anniversary , Sir . Please have a seat .
Person2: Thank you . Wow , your school has so many honors . Congratulations !
Person1: Thank you .
Person2: Excuse me . I wonder see Dean Mr . Lee first . I was wondering if could you tell me where his office is ?
Person1: Certainly . Mr . Lee ' s office building at the south end of the campus , just beside the library .
Person2: Excuse me ?
Person1: Let me show you the way . Please follow me .
Person2: Thank you very much . It ' s very kind of you .
Person1: My pleasure .
Person2: This is it ?
Person1: It ' s up on the second floor . You have to use the stairs . The elevator isn ' t working .

Output: 0

Input: Consider Input: Person1: Are you feeling better today , Bill ?
Person2: Well , it's hard to say . I cough a lot in the evening .
Person1: You'd better give up smoking . It's bad for your health .
Person2: You're right , but you know , it's hard to give up an old habit .
Person1: But you should make up your mind first .
Person2: You know , I often have to work till late at night . I need something to keep me awake .
Person1: Why don't you go to bed and get up early ? You'll have the same time for work .
Person2: Thank you for your advice ! I'll try it .

Output: 1

Input: Consider Input: Person1: Good . There is the information desk . How do we get to seventieth street , please ?
Person2: The northern line is what you want .
Person1: How much is it ?
Person2: It ' s two yuan .
Person1: Which way do we go for the northern line ?
Person2: Just go through the number eight to ticket barrier over there . A train will be in directly .
Person1: I appreciate it , thank you .
Person2: That ' s all right .
Output: 0