Instructions: You are given a conversation between two people.'Person1:' and 'Person2:' are used to separate their respective dialogues. You have to classify if there exist more than 2 unique emotions in conversation. If there are more than 2 unique emotions present in the conversation, the output should be classified as '1' else it should be '0'
Input: Person1:     Oh dear , my weight has gone up again . 
Person2: I am not surprised , you eat too much . 
Person1:     And I suppose sitting at the desk all day in the office doesn't help . 
Person2: No , I wouldn't think so . 
Person1:     I do wish I could lose weight . 
Person2: Well , why don't you go on the diet ? 
Person1:     I've tried diets before but they've never worked . 
Person2: Perhaps you should excercise more . Why don't you go to an exercise class . 
Person1:     Yes , maybe I should . 
Output:
0