There can't possible be a way, the reason being the following:& r! U5 z0 Q- z7 V9 D) K* _; z
everyday the person being picked is randomly generated, that means for a person to have 99.99% chance of being picked that takes over 600 days
! N5 Q$ X0 e( `* C: D公仔箱論壇lets just assume only 2 person in the entire group is the unlucky one, and that would case over 4 years of time just to get everybody out in the yard once A6 z" Y' ]1 u1 B7 R% }
any solution proposed would be statistically impossible. |
發表於 2012-7-19 08:44 PM
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