阿碇

There can't possible be a way, the reason being the following:
# Z! B3 ]- U% o: t1 P/ Y. n0 X5.39.217.77:8898everyday the person being picked is randomly generated, that means for a person to have 99.99% chance of being picked that takes over 600 days5.39.217.77:88987 z1 K1 N- `# q/ J7 B' }; o) D
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公仔箱論壇2 z, y" A* x) b
any solution proposed would be statistically impossible.