Divide 3 groups first., O! y2 m- p9 L M" T
i.e. 4 x 4 x 4.
- }0 \' p, A) |& {tvb now,tvbnow,bttvbWeight any 2 groups [1st]5.39.217.776 _0 b' K+ \4 ^8 y7 ?
then you will know the heavier ball in which group.
7 q4 Z% O9 L4 G9 ~4 P5.39.217.77Weight any 2 balls in that group [2nd]
+ O, ?: q4 K5 Mthen you will know the heavier ball in which 2 balls.
V' z8 K7 Y" R9 h9 oRepeat again in remainders [3rd]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。' `( F* k- D3 t, l
Got the heavier ball. |
發表於 2009-7-2 12:48 PM
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