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: How are you doing with your English Language studies ?
Person2: I think I'm making good progress .
Person1: Is it harder than you thought ?
Person2: At first it was , but now I've got the basics.It ' s fun .
Example Output: 1

Example Input: Person1: How are you feeling , John ?
Person2: Oh , not too bad , but I've got to stay in bed .
Person1: Do more exercises after you are healthy .
Person2: Ok , I will . You have said that many times .
Person1: Are you hungry ? Do you want me to buy something for you to eat ?
Person2: No , there ' s no need . Thank you all the same .
Example Output: 0

Example Input: Person1: Look , the aliens are sending a message to Mulder . This rocks !
Person2: Whoops . That's my pager . I had to get it for work .
Person1: You have a pager ? ! That's a little high-tech for you , Stu . Are you sure you know how to use it ?
Person2: Well , I know how to turn it off !
Person1: No , you don't ! It's still beeping ! Come on , hand it over and I'll turn it off for you .
Example Output:
0