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: Jenny , you look terrible . What's eating you ?
Person2: Don't brother me !
Person1: Hey , Chillon , I'm just trying to help .
Person2: Sorry , Sally , it's not your fault .
Person1: So , what's the problem ?
Person2: I drew a blank on ~ about the test .
Person1: No kidding ! Didn't you study for it ?
Person2: Yeah , but nothing was clear during the test .
Person1: That's too bad , anyway , I'm sure things will turn around next master .
Person2: I'm thinking of dropping out .
Person1: You can't do that , Jenny !
Person2: I'm dead serious about this , Sally .
Person1: Come on , let's talk about it .

Ex Output:
1

Ex Input:
Person1: Who's that tall guy over there ?
Person2: Oh , that's George . He looks very drunk .
Person1: What's he like normally ?
Person2: Oh , he's really reserved , normally . But , from what I hear , he's got lots of problems .
Person1: Really ? What kind of problems ?
Person2: Well , off the record , of course , but I hear that he's got terrible debts . He has his own company , and it's not going very well .
Person1: Really ? Well , I hate to say this , but I'm not surprised .
Person2: Really ? What makes you say that ?
Person1: Well , he doesn't look very honest .
Person2: I know , that's the problem . He can't find any customers . It's a pity , really , because his products are very good . Oh , that reminds me . Did I tell you about my new laptop ?
Person1: Oh , don't talk to me about laptops . Mine crashed on Friday and I lost everything . I hate them .
Person2: Oh , really ?
Person1: Look , I need another drink . Do you want one ?
Person2: Yes , I'll have another cocktail .
Person1: Vodka martini ?
Person2: Absolutely .
Person1: I'll be back in a sec .
Person2: OK . I'll wait here for you .

Ex Output:
1

Ex Input:
Person1: Would you like to go to a concert tonight ?
Person2: I'd like to very much .
Person1: All right , then.There is one at the new concert hall .
Person2: Who's playing ?
Person1: It's the Powell orchestra .
Person2: Do you know what they are playing ?
Person1: They're doing a seventeenth-century program .
Person2: And who is directing ?
Person1: Well , I'm not sure of his name , but I know it's going to be his farewell performance .

Ex Output:
0