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: Can I help you ?
Person2: Yes . I am interested in applying for graduate school in America .
Person1: We have some catalogues from U . S . universities . You may check in the reference stacks over there .
Person2: Can you recommend some universities with good graduate schools ?
Person1: Well , generally in the U . S . each university has its own outstanding fields . But the graduate school accepts no applications after January 29th .
Person2: Oh , no . It's already February 5th .
Person1: So you have to apply to begin the first semester next year .
Person2: I will think about it .

Ex Output:
1

Ex Input:
Person1: Hi , I need broadband for my computer .
Person2: No problem . Just plug the Ethernet cable into your computer , and you're good to go .
Person1: That's a problem . My laptop has no Ethernet port , it's wireless only .
Person2: Hmm . Well , we have some alternatives , if you're interested .
Person1: Go ahead . I'm all ears .
Person2: We have a computer lab on the first floor .
Person1: That's great ! How much is it ?
Person2: It's absolutely free to guests . Except for printing , of course .
Person1: Okay . What about the other alternatives ?
Person2: You could use your wireless right here in our lobby .
Person1: Yes , that's the ticket ! And if I need to print something there ?
Person2: Well , we don't have a printer in the lobby yet . You'll have to use the lab .

Ex Output:
0

Ex Input:
Person1: I really need to lose some weight . I should go on a diet .
Person2: I think you should work out more too .
Person1: Wow ! You are much skinnier since the last time I saw you .
Person2: I have lost about five kilos .
Person1: How did you do it ?
Person2: I was on a diet and exercised daily .
Person1: I hate working out .
Person2: You can try a low-impact workout schedule . Why don't you go to a gym ?
Person1: Good idea . Then the trainer will help me to make a fitness plan . Besides that , what's your secret ?
Person2: The secret is persistence .

Ex Output:
0