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: Well now that I know what kind of movies you like , tell me , what's your least favorite kind of movie ?
Person2: I don't really like sci-fi movies because they're always really weird .
Person1: I know ! I don't get them at all . But wait , isn't ' Terminator ' a sci-fi movie ?
Person2: Hmm ... you're right . Well , I guess ' Terminator ' is an exception to the rule .

Ex Output:
1

Ex Input:
Person1: In my country , we go to school from 8 o'clock in the morning until five in the afternoon .
Person2: Five days a week , too ?
Person1: Actually , five and a half . On Saturday , we have classes only in the morning .
Person2: Gosh !
Person1: That's too much for us really .
Person2: Where are you going now ?
Person1: I'm going to try to find out where the school is located .
Person2: When do you start school ?
Person1: I'm going to register right now .
Person2: That's good .

Ex Output:
0

Ex Input:
Person1: Hi , Lander . What's wrong ?
Person2: I can hardly make ends meet these days .
Person1: Same here . I have't brought any new clothes for three months .
Person2: My income remains the same but prices just continue to rise .
Person1: True . The news says that there is a general increase in the price of daily necessities .
Person2: Definitely . I have to spend 300 yuan more on food every month .

Ex Output:
1