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: So , John , what do you do for a living ?
Person2: I ' m a sales manager in a publishing company .
Person1: Oh , really ? That sounds interesting , what kinds of book do you publish ?
Person2: Oh , mostly fiction , lots of romance , science fiction , biography , stuff like that .
Person1: Oh , What a cool job ! How long have you worked there ?
Person2: About two years now .

Ex Output:
1

Ex Input:
Person1: You mean it shuts off to save energy ?
Person2: Yep . And it breathes , see !
Person1: It's not breathing !
Person2: Yes , it is . Look at the little light ! It blinks off and on .
Person1: Jen , it's not alive ... but it does look user-friendly .
Person2: I would look so cool carrying this around !
Person1: And you'd look so cool !

Ex Output:
1

Ex Input:
Person1: Here I raise a question for you . Just imagine we will have a foreign guest from Japan . Can you tell me how I ought to be to the most comfortable and polite ?
Person2: Firstly , we can provide our meeting agenda before he comes . And then on the day when he is coming , we wait for him at the gate of our company's gate .
Person1: Well , that's right . How about on a formal occasion ? What should I say to show my gratitude ?
Person2: It's an honor and a privilege to receive a visit from such a distinguished group .
Person1: And then , what should we do next when you meet the guests ?
Person2: Maybe we should send them to the reserved hotel for a short break , meanwhile we can also raise a question on what they want to have and know .
Person1: That sounds good , Fred !

Ex Output:
1