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: Watch out ! You'll hit that car if you're not careful .
Person2: Oh no , I won't . But we will have an accident if you don't stop shouting .
Person1: You see . I told you you'd hit him if you weren't careful .
Person2: Oh , shut up , will you ? It was all your fault.If you'd kept quite this would never have happened .
Person1: Oh , so it was my fault , was it ? If I hadn't warned you in time it would have been much worse .
Example Output: 0

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: What does this have to do with me ?
Person2: You know all about coffee . I need your advice , so I won't look stupid when I order .
Person1: Order tea . Isn't that what you like to drink ?
Person2: Come on , Hugh ! Tea is for wimps ! Please , I need your help .
Person1: If you want to be macho , order a double shot of espresso .
Person2: Now you're talking . That sounds good . What is it ?
Example Output:
1