原帖由 stupid818 於 2008-4-17 11:42 PM 發表
4 S8 B/ [" g" l& qfirst, compare 6 and another 6. they must have difference. tvb now,tvbnow,bttvb8 @( v) S! m" X* a6 F- c
second, divide those 6 heavier one into two, each has 3. u will find difference again.2 ^3 L8 x1 M8 C
third time, if u put 2 and they are equal, u will kno ... 公仔箱論壇# a! G( ~0 j# `, D$ u/ G
公仔箱論壇. L% u( T0 T# a+ v/ P4 V. h4 r
but the question has not defined whether the abnormal ball is heavier or ligher than normal ones .... |