This is the Message Centre for h2g2 Mathematical Institute (Joe and MeAndyG)

logic puzzle

Post 1

Dogster

Here's a little logic puzzle for anyone suffering from holiday brain atrophy. There are three people - one always lies, one always tells the truth, and one answers questions randomly, but they all look exactly alike. With only three yes-no questions, can you determine which is which?


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logic puzzle

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