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.

Ex 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 .

Ex Output:
0

Ex Input:
Person1: I don't understand why some parents keep beefing and complaining about their daughters not being able to follow suit .
Person2: Yeah . Li Na's mother has been building a fire under her since her neighbour's daughter got married with a Canadian . She's almost driving Li Na crazy .
Person1: If I were Li Na , I would ask her if she had done that .
Person2: She is as meek as a lamb . She never goes against anyone or anything . She's as good as gold , you know ?

Ex Output:
0

Ex Input:
Person1: Your total comes to $ 36.78 .
Person2: Put it on my VISA .
Person1: There ' s a problem with your card .
Person2: What ' s wrong with it ?
Person1: I believe it was declined .
Person2: You ' re kidding me !
Person1: Do you have another card I could try ?
Person2: I only have one card .
Person1: Do you have cash , perhaps ?
Person2: I don ' t have any cash on me .
Person1: You ' re not going to be able to take these items today .
Person2: I ' ll be back tomorrow .

Ex Output:
0