Question

Set up the payoff matrix. You are deciding whether to invade France (F), Sweden (S) or Norway (N), and your opponent is simultaneously deciding which of these three countries to defend. If you invade a country that your opponent is defending, you will be defeated (payoff: −1), but if you invade a country your opponent is not defending, you will be successful (payoff: +1).

Answer 1

Suppose:

F stands for France, S stands for Sweden, and N stands for Norway.

The game according to the given condition is:

[ Find the matrix in attachment ]

Each point indicates that you invaded.