On Dec 5, 2014, at 2:52 PM, Mike Stay <metaweta@gmail.com> wrote:
I don't understand what the problem is.
Well, clearly neither you nor I whispered zero --- since then, knowing that the numbers are distinct, whoever whispered zero would know that the other number is bigger. So we can eliminate zero from consideration. In which case, by similar reasoning, neither you nor I whispered one... - Cris
You, I, and Mr. Apollinax are traveling on a train. He leans over to you and says, with a leer, "whisper a natural number into my ear." You do so. He then turns to me and asks me to do the same. I do.
He then claps his hands and says "Marvelous! Your numbers are distinct, and neither of you can deduce which one is larger."
Get it?
- Cris
p.s. I heard this from Thilo Gross...
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-- Mike Stay - metaweta@gmail.com http://www.cs.auckland.ac.nz/~mike http://reperiendi.wordpress.com
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