Riddle of the Week: Knights and Knaves,
Part 2
Difficulty level: Easy
MICHAEL STILLWELL
By Jay Bennett
Welcome back to a series of Knights and Knaves logic puzzles. These riddles take place on an island where there are two types of people, knights, who always tell the truth, and knaves, who always lie. You can see the first knights and knaves puzzle here.
Problem
On the island of knights and knaves, you are approached by two people. The first one points to the second and says, "he is a knave." The second one then says, "neither of us are knaves."
What are they actually?
Hint
On many of these puzzles, especially the harder ones going forward, it will be important to label everyone. So A says, "B is a knave." And B says, "neither A nor B are knaves."
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