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Three people (Posted on 2011-02-14) Difficulty: 1 of 5
You meet three people, A, B, and C. Each one is either a knight or a liar. A and B make these statements.

A:We are all of the same type.
B:A and C are of different types.

What are A, B, and C?

See The Solution Submitted by Math Man    
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Solution spoiler | Comment 2 of 3 |

A cannot be a truth teller, that would make B  a Liar ==>A LIES
 so B = Knight and    therefore  C = Knight

  Posted by Ady TZIDON on 2011-02-14 13:32:25
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