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'.

Example Input: Person1: Hi , Robert . What happened to your face ? It looks swollen .
Person2: I had to go get a cavity filled today .
Person1: Did it hurt ?
Person2: I don't even wanna talk about it . It killed me !
Person1: How long were you in the chair ?
Person2: It took quite a while , but the worst part was getting numbed . They had to give me 3 shoots .
Person1: Well , I guess you've learned a good lesson , huh . You have to take good care of your teeth .
Person2: No kidding . Not only can ' t I stand the pain , but man ... dentists are expensive . The bill is going to be humungous !
Person1: Don't you have a dental insurance ?
Person2: I do , but it still does not cover everything .
Example Output: 1

Example Input: Person1: Hi , John ! How was your vacation ?
Person2: We went to Malaysia and Thailand .
Person1: That must have been wonderful . Do anything interesting ?
Person2: Well . We went bungee jumping when we were in Malaysia .
Person1: Wow , isn't that dangerous ?
Person2: A little , but the rush was worth it .
Person1: Tell me about it .
Person2: We jumped off a bridge and fell 500 feet before the bungee cord caught us .
Person1: 500 feet ! I would never be able to do that .
Person2: Yeah , It was scary but exhilarating .
Example Output: 1

Example Input: Person1: What's up , officer ?
Person2: Are you aware that you ran through that stop sign ?
Person1: There was a stop sign ?
Person2: How could you not notice it ?
Person1: If there really was a stop sign , I couldn't see it because of the overgrown bushes .
Person2: You know.You ' re right . The bushes are covering the sign .
Person1: If I saw the stop sign , I would've stopped for it .
Person2: Now that I think about it , I can see how you missed it .
Person1: Am I getting a ticket for this ?
Person2: I'll let you off with a warning .
Person1: Thank you , I really do appreciate that .
Person2: Don't worry about it . I need to have something done about those bushes .
Example Output:
1