Teacher:Given a negotiation between two participants, answer 'Yes' if both participants agree to the deal, otherwise answer 'No'.
Teacher: Now, understand the problem? Solve this instance: THEM: can i get three hats and 1 basketball?  YOU: two hats and one basketball?  THEM: how about two hats and two basketballs?  YOU: that's actually what i meant. deal!
Student:
Yes