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: I heard that you went to the concert the day before ? How did you like it ?
Person2: It was terrific.The concert was really a hit.The symphony orchestra was so good that I was completely absorbed in their performance .
Person1: Who was the conductor ?
Person2: Oh , speaking of the conductor , he is indeed a genius.He did a perfect job.His name is Menuhin , a descendent of Russian American immigrants .
Person1: Oh , I learned that he is also a legendary violinist .
Person2: Absolutely right.He gave a performance of Felix Mendelssohn's violin concerto.That caused a sensation.The audience were stunned by his pure tone .
Person1: Obviously you did enjoy the concert .
Person2: Yes , I did .

Ex Output:
1

Ex Input:
Person1: Mike's really angry .
Person2: I wonder Why .

Ex Output:
0

Ex Input:
Person1: Robert , this is my friend , Mrs . Smith .
Person2: Hi , Nice to meet you .
Person1: Nice to meet you too .
Person2: Mrs . Smith , what do you do for work ?
Person1: I'm a doctor .
Person2: Oh . Where do you work ?
Person1: New York University hospital in New York City . What do you do ?
Person2: I'm a teacher .
Person1: What do you teach ?
Person2: I teach English .
Person1: Where ?
Person2: At a high school in New Jersey .
Person1: That's nice . How old are you ?
Person2: I'm 32 .

Ex Output:
0