Divide 3 groups first.公仔箱論壇; W! _3 [# V6 \; E1 L
i.e. 4 x 4 x 4.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。% q3 s# q3 n3 c9 h
Weight any 2 groups [1st]2 r/ `1 k3 u5 a2 `" a
then you will know the heavier ball in which group.
- L+ z) t0 i! D/ Y9 h( ^Weight any 2 balls in that group [2nd]
; ~5 g2 G8 h9 e$ T6 F; ?3 g5.39.217.76then you will know the heavier ball in which 2 balls.5.39.217.760 N! S& V- h/ Q- v4 G
Repeat again in remainders [3rd]5.39.217.767 U9 j! e1 G2 u, c- G$ e; y
Got the heavier ball. |
發表於 2009-7-2 12:48 PM
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