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'.

Ex Input:
Person1: Ann , stop bugging Jess and help me order something new . Lattes are so passe these days .
Person2: Why don't you try an Americano ? Espresso with water .
Person1: Sounds a little weak .
Person2: Go with a hammerhead then-espresso mixed with drip coffee .
Person1: Sounds better , but I hope it doesn't inspire me to take a hammer to the client's head .
Person2: Don't worry , James . We'll get this case worked out in no time .

Ex Output:
0

Ex Input:
Person1: I'm afraid I've had a terrible row with my boss . What shall I do ?
Person2: I think you'd better apologize .
Person1: Oh , but I can't . It wasn't my fault .
Person2: Maybe not , but I advice you to say it was your fault .

Ex Output:
1

Ex Input:
Person1: I didn't expect to see you at this hour . You must have goofed off again .
Person2: Goofed off ? Maybe , but I'm not a clock-watcher . I finished doing what I should do and then knock off an hour earlier .
Person1: You'll be sorry if the boss finds it out . He may probably give you the bag .
Person2: I'm sure of what I'm doing .

Ex Output:
0