Definition: 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'.
Input:  Person1:     I think it is time to study . Our chemistry exam is coming .  
 Person2:  Oh , I know . When is it ?  
 Person1:      December 1st .  
 Person2:  What's on the test ?  
 Person1:      It seems to be from chapter six to chapter ten .  
 Person2:  Well . I think I'm going to fail my chemistry exam .  
 Person1:      Why are you so pessimistic ?  
 Person2:  I'm not being pessimistic . I'm being realistic . My chemistry is so bad .  
 Person1:      I believe you can pass the exam with good preparation . Don't lose your heart .  
 Person2:  Thank you . That's very nice of you . 

0