原帖由 stupid818 於 2008-4-17 11:42 PM 發表 
+ R/ f* s; f6 Z% C' Y& |first, compare 6 and another 6. they must have difference. tvb now,tvbnow,bttvb5 }, @* T# s- y
second, divide those 6 heavier one into two, each has 3. u will find difference again.
# y4 b3 }% |5 D# tthird time, if u put 2 and they are equal, u will kno ... 1 H+ p: ~/ a0 L2 A4 [
5 D2 j0 [; \5 y9 W/ _公仔箱論壇but the question has not defined whether the abnormal ball is heavier or ligher than normal ones .... |