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'.

Ex Input:
Person1: Hello , I would like to buy some business cards .
Person2: Excellent . How many would you like ?
Person1: Two thousand would be fine .
Person2: You need to fill out this form , please .
Person1: All I want is the same thing on this card .
Person2: That will be no problem , sir .
Person1: OK , I'm finished . Here's your form and my old card .
Person2: Very good , sir . Your order will be ready in one week .
Person1: Do you think you could finish it in three days ?
Person2: No problem , sir . But it will cost you extra .

Ex Output:
0

Ex Input:
Person1: Hello , Susan , it ' s me , An .
Person2: Hi , An . How are you ?
Person1: I am fine . I am going swimming this afternoon . Are you coming with me ?
Person2: I am afraid I can ' t this afternoon . I take my daughter to her tennis class at the club on Wednesday afternoons .
Person1: Maybe I can meet you at the club and we can play tennis together .
Person2: Ok , I'll meet you at the club at two thirty .

Ex Output:
0

Ex Input:
Person1: How did you get into hip hop ?
Person2: Well , all my friends listen to it , so I became a big fan too .
Person1: Who is your favorite hip hop artist ?
Person2: I'm a big fan of Snoop Dog .

Ex Output:
1