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'.

Example Input: Person1: Her ex-boyfriend was terrible , but this new one is even worse !
Person2: Out of the frying pan and into the fire .
Example Output: 0

Example Input: Person1: Where are you going this weekend ?
Person2: I have no idea . Maybe I will sleep for the whole day .
Person1: So boring ! Shall we go out for a picnic with my friends ?
Person2: Sounds interesting . Who are the other people ?
Person1: Fred and David , my college class mates and Rachel .
Person2: Gorgeous ! What should I bring on that day ?
Person1: Your tent and enough food and water .
Person2: You mean , we can do many other things after the picnic , right ?
Person1: We can go fishing , chatting and camping .
Person2: What are we waiting for ? Come on !
Person1: Don't hurry . Wait for my call .
Example Output: 1

Example Input: Person1: It's too hot to read .
Person2: We'd better go out for a walk .
Person1: Which season do you like best ?
Person2: Spring .
Person1: How about summer ?
Person2: I dislike it most .
Person1: Why ?
Person2: Because the hottest season is summer in a year .
Person1: But sometimes summer is more charming than the other seasons .
Example Output:
0