Divide 3 groups first.& P% [( i9 E" J/ v" J8 f2 W2 K8 p
i.e. 4 x 4 x 4.
% \8 `+ V! L6 f. P公仔箱論壇Weight any 2 groups [1st]
, U! \- \: n( _" G! lthen you will know the heavier ball in which group.
; p( Z9 t+ D3 A: ETVBNOW 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。Weight any 2 balls in that group [2nd]1 o# y0 P- o1 O
then you will know the heavier ball in which 2 balls.
, m' e* ]4 F! ?2 \Repeat again in remainders [3rd]
2 K$ y' j; e' j0 F* Ltvb now,tvbnow,bttvbGot the heavier ball. |
發表於 2009-7-2 12:48 PM
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