Divide 3 groups first.tvb now,tvbnow,bttvb8 o) j2 R5 I/ z3 S- I
i.e. 4 x 4 x 4.
" r$ c: l2 b+ f K4 KTVBNOW 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 groups [1st]tvb now,tvbnow,bttvb G. {/ H+ X; c; z& d* d6 n/ i
then you will know the heavier ball in which group.2 R7 k4 j. P6 u7 a* k
Weight any 2 balls in that group [2nd]
& _+ w" d6 X3 S$ Y! i) @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。then you will know the heavier ball in which 2 balls.公仔箱論壇: p) v2 Q' [9 S5 d
Repeat again in remainders [3rd]5 I, N" q. w# l
Got the heavier ball. |
發表於 2009-7-2 12:48 PM
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