Solved: Use a graph model and a path in your graph, as in
Chapter 9, Problem 9.4.55(choose chapter or problem)
Use a graph model and a path in your graph, as in Exercise 54, to solve the jealous husbands problem. Two married couples, each a husband and a wife, want to cross a river. They can only use a boat that can carry one or two people from one shore to the other shore. Each husband is extremely jealous and is not willing to leave his wife with the other husband, either in the boat or on shore. How can these four people reach the opposite shore?
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