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: Come on ! It's time to go !
Person2: Wait a minute ! Just hold your horses ! What's your hurry , anyway ?
Person1: Well , I've got to stop and get gas in the car , first .
Person2: That won't take long .
Person1: Well , it won't if there no line at the pump .
Person2: Well , I'm not quite ready .
Person1: I'll give you five more minutes , then I'm going on without you !
Person2: You wouldn't do a thing like that !
Person1: Oh , yes , I would !
Example Output: 0

Example Input: Person1: Oh , hi , Lily . When did you get back from Canada ?
Person2: Just last week .
Person1: How was it ?
Person2: Oh , I loved it . I only visited a couple of cities , you know . But I had a great time .
Person1: Well , tell me . What are they like ?
Person2: They ' re nice .
Example Output: 1

Example Input: Person1: What's the matter with you ? You look so upset and tired .
Person2: My father failed in business .
Person1: Oh , that's really tough .
Person2: Maybe it is the most difficult period of my family have experienced .
Person1: I can understand . By the way , is there anyway I can help ?
Person2: No , not now . I have found a part-time job.So perhaps I can help my family to come over the difficulties .
Person1: Oh , that's so great , bless you ! if you need me , I'll always be there .
Person2: Thank you .
Example Output:
1