Thread: The Tower and the Towns Puzzle
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Old 07-08-2010, 11:31 AM   #65
GeoffC
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Quote:
Originally Posted by pdurrant View Post
Sorry, you have the right answer, but your reasoning seems to be incorrect.

Spoiler:
After Night 1, and if the wise men still prisoners, you seem to be saying that it is not possible for X or Y to be 0. It is. Consider X=10 and Y=0. Neither can give a certain answer on the first night, but Y=0.


But I think you're beginning to see the way to the solution.
I beg to differ ....

Spoiler:


Yes I have ....

No one is released, therefore X ≠ 13, Y ≠ 13, nor 0.
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