Divide 3 groups first.www3.tvboxnow.com) m! j! K( v; H9 J
i.e. 4 x 4 x 4.www3.tvboxnow.com8 U) a4 j4 @8 n/ X# _: y2 K& s; X
Weight any 2 groups [1st]tvb now,tvbnow,bttvb) y$ x2 W- x4 ~2 U# T
then you will know the heavier ball in which group.公仔箱論壇! I8 |" C/ E) ~- {- f5 N: e& z$ w
Weight any 2 balls in that group [2nd]公仔箱論壇5 F% Z4 W: I( O8 T
then you will know the heavier ball in which 2 balls.+ ~; U; q+ _7 L, A
Repeat again in remainders [3rd]
* g2 s1 P y: c, j! D" ?; C& }9 k7 k7 }TVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。Got the heavier ball. |
發表於 2009-7-2 12:48 PM
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