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: Consider Input: Person1: What was that all about ?
Person2: We had a difference of opinion .
Person1: Is she going to be okay ?
Person2: She'll be fine .

Output: 1

Input: Consider Input: Person1: Can you tell Bob from Tom ?
Person2: How can I ? They're as alike as two peas in a pod .
Person1: Don't you notice that Bob has a mole on his face , but Tom does not .
Person2: You really have keen eyes .

Output: 1

Input: Consider Input: Person1: Can I help you ?
Person2: Yes , I want to buy a suit .
Person1: What about the red one ? It's the best seller .
Person2: Yeah , it's quite cute . I don't think it will fit me . I would prefer a darker color . Have you a black one ?
Person1: Yes , We have .
Output: 1