原帖由 stupid818 於 2008-4-17 11:42 PM 發表 D3 e) h9 u- g- a4 D: |
first, compare 6 and another 6. they must have difference. 公仔箱論壇2 f. Y0 S& @5 A& y! k* P, g, l" [
second, divide those 6 heavier one into two, each has 3. u will find difference again.
- |7 s9 X e5 o# b' v! A; p$ itvb now,tvbnow,bttvbthird time, if u put 2 and they are equal, u will kno ... 5 K& |7 G# K! d5 p0 m! Swww3.tvboxnow.com6 b' f% ]- u: b6 g- U
but the question has not defined whether the abnormal ball is heavier or ligher than normal ones .... |