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Escaping the dungeon (Posted on 2002-04-26) Difficulty: 2 of 5
You are trapped in a dungeon, and see two doors in front of you. One is a way out, andther will lead to certain death.

Two people are standing in front of these doors, one of them a Knight, another - a Liar. Naturally, you do not know who is who, but they know each other's true nature.

Both the people know which way is correct, but you can only ask one question of one of them before making your choice. What will you ask?

See The Solution Submitted by levik    
Rating: 3.0000 (18 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)
Some Thoughts re: Puzzle Solution | Comment 18 of 20 |
(In reply to Puzzle Solution by K Sengupta)

Dear KS:

Correct question but the answer is the other way round! Irrespective of which person is asked, the answer will be a lie. Therefore,  if the answer is "yes", the indicated door is the wrong one and vice-versa.    ;-)


  Posted by JayDeeKay on 2007-05-16 13:21:23
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