There can't possible be a way, the reason being the following:
' t/ C( a" j6 Z( A2 _5 S& ~5 M3 Zeveryday 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
/ H% ~% a4 N" m: b/ U& e8 a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公仔箱論壇8 t2 U2 }7 I K5 ~
any solution proposed would be statistically impossible. |