原帖由 stupid818 於 2008-4-17 11:42 PM 發表
4 g7 z b) ]- t5 P. ltvb now,tvbnow,bttvbfirst, compare 6 and another 6. they must have difference. 8 x! Y/ c3 F/ x: r1 _# T. A5 f
second, divide those 6 heavier one into two, each has 3. u will find difference again.
* H" i2 ?* f" o( j; n4 U/ wwww2.tvboxnow.comthird time, if u put 2 and they are equal, u will kno ... " t/ C- P c1 Hwww2.tvboxnow.com公仔箱論壇' e9 S- d; k S, g' |
but the question has not defined whether the abnormal ball is heavier or ligher than normal ones .... |