You are given a conversation between two people. 'Person1:' and 'Person2:' are used to separate their respective dialogues. Your task is to classify the conversation either convey 'No emotion' or 'Happiness' by providing '1' and '0', respectively.

Example Input: Person1: What do you think is the role teacher should play in the classroom ?
Person2: Teachers are just directors who give scope to the students ' initiative and creativeness , instead of taking their rights away from speaking .
Person1: What did you do to put it into practice ?
Person2: I divided students into groups and asked them to generate their own ideas actively . It can help develop the problem-solving ability of the students .
Example Output: 0

Example Input: Person1: Hi , I'm Benjamin . Nice to meet you here . You look great .
Person2: Thank you . Nice to meet you too . I'm John . Is this your first time to take a long-distance trip on plane .
Person1: No , this is the second time . But I also feel bad because of the lower pressure and the jet lag .
Person2: Oh , I am sorry to hear that . Take it easy . It will be OK soon . You see , I take this long-hour plane frequently , but the jet lag still makes me uneasy .
Person1: Oh , that's too bad . Do you get a good knowledge of China ?
Person2: Yes , whenever I think about China , I'd see the Tian'an Men Square . China is a very beautiful country . And I've seen many landmarks in China but I like the Great Wall most .
Person1: All of the Chinese are proud of the Great Wall . And it was built before the In dynasty near Shan Haiguan-the First Pass in the World .
Person2: Was it built before the In dynasty ? I thought it was in the Ming dynasty .
Person1: No , before the In dynasty .
Person2: Oh , yeah . Thought I am an American , I know quite a lot about China and I like Chinese tea very well .
Person1: Both the green tea and the black tea are good for our health . And I usually refresh myself with a cup of tea .
Example Output: 1

Example Input: Person1: What's your little caper ? Come home so late ! We are all worried about you .
Person2: Oh , I am terribly sorry . But I was so captivated with the singer at the subway exit . So I forgot the time .
Person1: Singing ? At the subway exit ? Oh , it sounds like someone needs some money .
Person2: Oh , no , the guy was a musician who just sang . He played the guitar and sang so many cool pop songs . Many people were drawn to his music and there was no hat on the floor . He sang for appreciation , but not for money .
Person1: It is just pop song , you could have sung there too if you want it .
Person2: Oh , no , it was a kind of pop art . I like it but I couldn't do it that well .
Person1: Honey , just do it next time . Have you heard of the real art in the subway station in Russia ?
Person2: No , but tell me some . I am interested .
Person1: Many oil painting exhibitions are there . That is a kind of Museum Exhibition .
Person2: Are there many people there ? Do you think people actually like them ?
Person1: I am sure you will . There are some works , and some students who major in painting interpret the meaning for visitors . And people can enjoy the paintings while waiting for the train .
Person2: But I still prefer the pop music in the subway .
Person1: Both the pop music and the oil painting ate arts , but with different aesthetic values .
Person2: Dad , you talk well , but can you appreciate that kind of art ?
Person1: Not well enough , but I'm learning .
Example Output:
0