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: Why aren't you doing your homework ?
Person2: I'll do it later , Dad . I must prepare the concert on Saturday .
Person1: Oh , is it ? You'll be making records next , will you ?
Person2: We hope so .
Person1: You'd better get on with your homework ! You can practice on Sunday .
Person2: Oh dad . You don't understand at all .
Person1: I certainly could . You'll get exams next month .
Person2: I don't need it to play the guitar .
Person1: Oh , don't you ? God save me !
Person2: I'm sorry .
Example Output: 1

Example Input: Person1: Hi .
Person2: Hi , Mary , Hi , Ken I hate to bring this up , but that new stereo , system you got ...
Person1: Yeah ?
Person2: You were playing it very late last night .
Person1: Yeah ?
Person2: It kept me awake .
Person1: Oh , I'm sorry .
Person2: It kept me awake a couple of hours .
Person1: I'm so sorry , I .. I didn't realize it was that loud .
Person2: It was that loud , and it was pretty late , and check with Mary if you don't believe me .
Person1: It's true.It was a bit loud .
Person2: I'm very sorry . I didn't realize it . I promise I'll keep it down in the future .
Person1: Oh , it's no problem.It ' s OK.You know , it only happened once .
Person2: I am glad we've straightened everything out .
Example Output: 0

Example Input: Person1: Amy , could you help me with this work ?
Person2: Sorry , I'm busy . Why don't you ask Alice ?
Person1: Okay .
Example Output:
0