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: Hi Jackie . You don't look too well . What's going on ?
Person2: It's nothing . I'm just a little stressed out .
Person1: Why ? What's stressing you out ?
Person2: School . Since I was working part time , I had a difficult time keeping up with class . Now that we have exams coming up , I'm totally freaking out .
Person1: The best thing to do is study as much as you can . I'm sure you'll do alright .
Person2: I hope so . I guess I won't be sleeping for the next 3 days . That's what it'll take .
Person1: I have to study for an exam too . Why don't we study together . We can encourage each other .
Person2: That will be great .

Ex Output:
1

Ex Input:
Person1: Isabelle , you know I'm not interested in fame .
Person2: Well , you don't seem to be interested in getting a real job , either .
Person1: You know I'm interested in teaching . I'm looking for jazz students ...
Person2: Yeah , and every high school student in town is banging on your door , right ?
Person1: I know they're out there . I'll find them .
Person2: You're such a dreamer ! You think that you can spread the word of jazz in an underpass ?

Ex Output:
0

Ex Input:
Person1: can I get you something to drink ?
Person2: sure , but I don't drink much . So I don't know what to order .
Person1: so how about an aperitif ?
Person2: it sounds good . I'd like to start with a Compare .
Person1: stirred or shaken ?
Person2: stirred will be fine .
Person1: here you are .
Person2: thanks . Does the bar have a signature drink ?
Person1: sure . All of our mixed drinks are excellent . You can also try a delicious non-alcoholic cocktail .
Person2: can you recommend one ?
Person1: try a Singer . It has lime juice and grenadine over ice .
Person2: it sounds interesting . I'll take one .
Person1: here we go .
Person2: it tastes great .
Person1: enjoy yourself .
Person2: yeah .

Ex Output:
1