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: Are you feeling better today , Bill ?
Person2: Well , it's hard to say . I cough a lot in the evening .
Person1: You'd better give up smoking . It's bad for your health .
Person2: You're right , but you know , it's hard to give up an old habit .
Person1: But you should make up your mind first .
Person2: You know , I often have to work till late at night . I need something to keep me awake .
Person1: Why don't you go to bed and get up early ? You'll have the same time for work .
Person2: Thank you for your advice ! I'll try it .

Ex Output:
1

Ex Input:
Person1: Did you see who the suspect was ?
Person2: I got a perfect look at the suspect .
Person1: Would you be able to pick him out of a line-up ?
Person2: That'll be easy .
Person1: Please take a careful look at these five men .
Person2: Okay .
Person1: Is the suspect in this line ?
Person2: I see him .
Person1: Which number is he ?
Person2: The suspect is number four .
Person1: Your cooperation is very much appreciated .
Person2: I'm happy to be of assistance .

Ex Output:
1

Ex Input:
Person1: Which countries have you been to ?
Person2: I ' Ve been to most of the countries in Europe , several countries in asia-china , Japan , korea , and Thailand-and to the united states and Canada .
Person1: I thought you had been to Australia too .
Person2: No , but I ' m planning on visiting Australia and new Zealand soon . I ' Ve heard that they are beautiful countries . Which is the most beautiful country you ' Ve been to ?
Person1: I think I ' d say norway . It has many picturesque fjords , waterfalls , and mountains .
Person2: Isn ' t it really cold there ?
Person1: Well , the north of Norway is almost always cold , but further south it can be fairly warm in summer . It ' s a wet country , so there ' s snow almost everywhere in winter .
Person2: I ' Ve been to other Scandinavian countries , but not to Norway . Perhaps I should go and do some winter sports there .

Ex Output:
1