There can't possible be a way, the reason being the following:
$ g# y# S9 s# e, Ueveryday 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
$ z8 B: n% P3 Q+ r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/ r+ E1 i: I, Z( [5 d) a
any solution proposed would be statistically impossible. |
發表於 2012-7-19 08:44 PM
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