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:     Next please .  
 Person2:  I want to send this letter to the US by airmail .  
 Person1:      That'll be five yuan forty , please . 

0