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'.

Ex Input:
 Person1:     Are you feeling better today , Bill ? 
 Person2:  Well , it's hard to say . I cough a lot in the evening . 
 Person1:      You'd better give up smoking . It's bad for your health . 
 Person2:  You're right , but you know , it's hard to give up an old habit . 
 Person1:      But you should make up your mind first . 
 Person2:  You know , I often have to work till late at night . I need something to keep me awake . 
 Person1:      Why don't you go to bed and get up early ? You'll have the same time for work . 
 Person2:  Thank you for your advice ! I'll try it . 

Ex Output:
1


Ex Input:
 Person1:     I ’ d like to have this cashed , please .  
 Person2:  Please put your name and address here . May I see your passport .  
 Person1:      Yes .  
 Person2:  How would you like it ?  
 Person1:      Ten hundreds and Ten Twenties and the rest of small changes please .  
 Person2:  Ok , here you are . 

Ex Output:
0


Ex Input:
 Person1:     Mandy , Would you like to come for dinner tonight ? 
 Person2:  Dinner ? Where ? 
 Person1:      At the new Five Spices restaurant in Chaoyang . 
 Person2:  What kind of food do they serve ? 
 Person1:      It ’ s Asian fusion . I heard it ’ s delicious . 
 Person2:  Oh really ! That sounds lovely . 

Ex Output:

0


