Divide 3 groups first.
- _5 v# \" U+ D0 b1 Q6 ui.e. 4 x 4 x 4.
) j% k0 |+ _7 ?0 ~公仔箱論壇Weight any 2 groups [1st]7 n: V- ~8 o+ e$ A( B
then you will know the heavier ball in which group.
, F# a8 A. |+ C7 E, R* Q; sWeight any 2 balls in that group [2nd]公仔箱論壇% k ?# d: A* R9 a2 W
then you will know the heavier ball in which 2 balls.) B2 T( z `! s* d# m; U, ]9 o& z
Repeat again in remainders [3rd]
# O) R! I+ |9 X0 C+ P* o2 { a7 g$ HTVBNOW 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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