Definition: Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
Input: THEM: ill give you the books if i can have everything else  YOU: no deal. i'll take ball and 2 books?  THEM: no deal. i can give you 4 books thats it  YOU: can't do. books are 1 point for me. i can do the hat and all books.  THEM: nope no deal books are worth nothing for me  YOU: then we just need to talk till the no deal button pops up. i don't deal for less than 5 / 10.  THEM: good for you  YOU: books are sucky anyway.  THEM: cool story  YOU: blah blah blah no deal.
Output:
No