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: good afternoon ! Can I help you ?
Person2: could you show me where the Chinese-style clothing is located ? I want to buy a silk coat .
Person1: this way , please . Here they are . They're all handmade .
Person2: oh , they look nice . May I try that back one on ?
Person1: of course . The fitting room is right over there .
Person2: do you have a medium in the same color ? This one is a little tight .
Person1: I'm sorry . All the back of that size are sold out . Would you like a red one ?
Person2: ok , let me try it on . what do you think ?
Person1: oh , that suits you very well . Besides it is believed in China that the red color brings happiness and good luck .
Person2: really ? I'll take it , and I'm leaving here tomorrow . Is it possible for you to send one in black to me by mail when you gte it in ?
Person1: our pleasure . Please fill out this form , leaving your address and telephone number .
Person2: thanks . Who much would that come to ?
Person1: let me see ...

Ex Output:
1

Ex Input:
Person1: I'm looking for a pan I can use in my kitchen .
Person2: What size pan were you thinking of ?
Person1: I've already got a small pan . I need a big one .
Person2: Well , this one might work for you .
Person1: Oh , no , that's way too heavy a pan for me .
Person2: Here , lift this aluminum pan . It's the same size .
Person1: Yes , it's very lightweight . But I don't want this aluminum handle .
Person2: Here's a similar aluminum pan . But it has a heat-resistant handle .
Person1: Oh , this feels very nice . It's perfect . I'll take it .
Person2: I knew we'd find the right pan sooner or later . How would you like to pay ?
Person1: Cash . But first , I need a lid for this pan .
Person2: Oh , no problem . Here's the lid that comes with the pan .

Ex Output:
0

Ex Input:
Person1: Next , please . May I help you , sir ?
Person2: Hello , yes , I ' d like to open a bank account .
Person1: Certainly , I can can help you with that . What type of account would you like to open ? A chequing or a savings account ?
Person2: What features do they offer ?
Person1: Well , if you just take a look here , see , with our chequing account , you can have unlimited daily transactions for a small monthly fee , and our savings account has a higher interest rate , but you must carry a minimum balance of $ 10,000 dollars .
Person2: I see , well , I think I ' m more interested in a chequing account . I like to have easy access to my money .
Person1: Alright , then , with this chequing account you ' ll be issued a debit card and a cheque book . Will you require overdraft protection ? There is an extra fee for that .
Person2: No , that won ' t be necessary .
Person1: In that case , I ' ll get you to fill out this paperwork . I ' ll need your social insurance number , and two pieces of government ID . If you could just sign here , and here , and here we ' ll be all set . Would you like to make a deposit today ?
Person2: Yes , I ' d like to deposit one billion dollars .

Ex Output:
1