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: What type of movies do you like ?
Person2: I like all sorts of movies , primarily drama and science fiction .
Person1: That's an interesting combination . How about western movies ?
Person2: Western and horror are the two types of movies I don't care for .
Person1: Why don't you like horror ? They're entertaining .
Person2: Some are entertaining , but I find most of them stupid and childish . For example , I don't understand why a person always goes into the house alone when something is suspicious .
Person1: Ha ha . I know what you mean . But it's just a movie . They need for the characters to do that .
Example Output: 1

Example Input: Person1: You are late .
Person2: I'm sorry , it was too cold , and my car couldn't start . I had one to the garage with the heater . I tried to call you , but you couldn't get connection .
Person1: Couldn't get connection ?
Person2: Yes , your number is out of service .
Person1: Really ? I didn't know . Let me check . You're right .
Person2: So I couldn't get through .
Person1: It's a serious problem . I make expecting an important call . The theater is guilty . It supposed to call me this evening , and discuss my play . What were happened if they can't reach me ?
Person2: Well , the only thing you can do is pay the fee to recover your service .
Example Output: 0

Example Input: Person1: Mary , how was your date with john ?
Person2: It's ok . It seems we have a lot in common .
Person1: Oh , really . That is great news . What does he look like ?
Person2: He is tall and slim , fair-haired .
Person1: Sounds like he is pretty cute . What do you think of him ?
Person2: He is a nice guy and very considerate . I was impressed with how smart he was and he has a great sense of humor .
Person1: Oh , it's love at first sight . When will you see each other again ?
Person2: He didn't say , but he said he would call me .
Person1: Maybe he is busy with his work . Just wait and try not to think about it too much !
Person2: Oh , steve . Stop it ! I am a bit nervous ! What if he doesn't call ?
Person1: Come on , Mary , you're a total catch . I bet he will call you . Don't worry .
Person2: Thank you , Steve . You're always so encouraging .
Person1: That's what friends are for .
Example Output:
1