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: Did you hear that Mary ' s marriage is on the rocks ?
Person2: So I hear .
Person1: Yesterday I met Mary , and she told me her husband often made pass at his secretary .
Person2: After all the crises they have survived together , her husband should do such things . She must feel that she ' s been stabbed in the back .
Example Output: 0

Example Input: Person1: What can I do for you ?
Person2: I would like to use the copy machine .
Person1: The machine is over there .
Person2: Do I have to pay to use the machine ?
Person1: Yes , you will have to pay to use it .
Person2: How much ?
Person1: It costs ten cents a copy .
Person2: Am I limited to a certain number of copies ?
Person1: You can copy as much as you ' d like .
Person2: Could you show me how to use the copier ?
Person1: The instructions for the copier are posted on it .
Person2: That ' s fabulous . Thank you .
Example Output: 0

Example Input: Person1: What was that ?
Person2: Oh no . I broke your vase accidentally .
Person1: How did it happen ?
Person2: I bumped it by accident , but I didn't mean to do it .
Person1: It was my favorite .
Person2: I feel miserable . Can I give you money for it ?
Person1: Maybe I shouldn't have put it here . Someone was bound to bump it eventually .
Person2: First I was late for school this morning , and now I broke your vase . This isn't my day !
Example Output:
0