On 2008.12.12., at 19:36, Matthew M. wrote:
The three rules of Ruby Q. 2:
Please do not post any solutions or spoiler discussion for this
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Support Ruby Q. 2 by submitting ideas as often as you can!
Suggestion: A [QUIZ] in the subject of emails about the problem
helps everyone on Ruby T. follow the discussion. Please reply to
the original quiz message, if you can.
Another brute force attack
If you are interested in the explanation: