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: Shakespeare was born in 1867 .
Person2: No , it sounds wrong . He was born in the 16th century .
Person1: Are you sure ? Can you make it more exact ?
Person2: 1564 .

Ex Output:
0

Ex Input:
Person1: Jack , you should have known in general the situation of our company now .
Person2: Yes , and I am very satisfied with it .
Person1: Do you have any other questions ?
Person2: Would you please tell me about fringe benefits of the company ?
Person1: OK , we will pay insurances for employees after the probationary period .
Person2: What do they include ?
Person1: Include endowment insurance , medical insurance , unemployment insurance , work-related injury insurance and maternity insurance .
Person2: That sounds great .
Person1: Employees will also have housing payment reserve funds .
Person2: The fringe benefits in your company are excellent , and it's generous of you to offer five insurances and one fund
Person1: Do you have other questions ?
Person2: I want to know if the staff can get a vacation every year .
Person1: The permanent staff can have a paid month-long vacation every year . Besides , they also get chances of free traveling .
Person2: That's quite good . Thank you for telling me about those .

Ex Output:
0

Ex Input:
Person1: Hey . I'm a visitor from China . I love your music . It's the best I've ever heard . Will you please spare a little bit of time for me ?
Person2: Sure . Thank you for saying that . Actually , those songs were sung for the first time today . I wrote them in the past two months .
Person1: Oh , you wrote them all by yourself . That's amazing ! Are you a regular singer here ?
Person2: You can say that . But my band and I also sing regularly in several other places , too .
Person1: Cool . Your guitar skills are very impressive . How did you learn to play like that ?
Person2: I picked up guitar at an early age , maybe around 8 years old . Afterward , I taught myself by listening to some records of top players .
Person1: Wow , that's unbelievable ! You play so well , but you've never been to a real teacher . You will definitely be famous in the near future .

Ex Output:
0