Divide 3 groups first.
- E' N& I' N. Ai.e. 4 x 4 x 4.
. @% y/ v! d/ i' W) j! L2 \$ B8 [5.39.217.77:8898Weight any 2 groups [1st]tvb now,tvbnow,bttvb, f$ F p) _- M1 J8 c: o a# y
then you will know the heavier ball in which group.5.39.217.77:88980 V; q3 F( H! k. ]9 m' A
Weight any 2 balls in that group [2nd]公仔箱論壇" R, E/ _& o" p8 a
then you will know the heavier ball in which 2 balls.
- `5 K) h, N1 ?+ [) e" f8 e% g. DRepeat again in remainders [3rd]
2 o3 {0 K8 ~# C+ O7 aTVBNOW 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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