chungary919

i find one solution that is similar公仔箱論壇/ b% @; V- ]$ w/ G- q+ m5 E5 X
but i can't specify the heavier one is abnormal or the lighter one is abnormal when the case that has only two balls left....
% ]* L: u& f4 K2 O8 lmaybe there is a better one, let me see sin

chungary919

it is already good IQ if you can understand the answer......