There can't possible be a way, the reason being the following:
5 P! K d. U, v+ z ^4 T+ ]( @/ I公仔箱論壇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
& A8 n+ \% A- h0 Zlets 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- | m* V% S. I0 ]% T z
any solution proposed would be statistically impossible. |