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: Has Alan shown up yet ?
Person2: Nope . I guess something might have come up .
Person1: I wonder what happened .
Person2: I don't know . I hope it's nothing serious .
Person1: Last week his sister was admitted to the hospital .
Person2: Oh ? What happened ?
Person1: His sister had a car accident last week .
Person2: Is she fine now ?
Person1: She is still in a coma .
Person2: Oh , poor Alan ! His sister is the only one he has left since his parents died last year .
Example Output: 1

Example Input: Person1: I think modern painting means nothing .
Person2: I think so too . It's just pointless .
Person1: Then why are so many guys so crazy about it ?
Person2: I don't know . Maybe they're really crazy .
Person1: Maybe .
Example Output: 0

Example Input: Person1: It is high time you have a talk with him . That may help clear the mists .
Person2: I did , but he gives me a runaround .
Person1: If I were you , I would put the whole matter on the table .
Person2: But he was trying to beat about the bush . And my talk with him was fruitless .
Example Output:
0