Divide the 12 balls into 4 groups of 3's.tvb now,tvbnow,bttvb+ g u, Q& K4 x% a& z5 z. C
Weigh group 1 & 25.39.217.764 A/ G7 w; N8 ^0 q8 F
then weigh group 2 & 3
9 E- S N+ D8 L: YTVBNOW 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。If the results are Equal & Equal, it means the ball with the different weight is in group 4.
5 \+ s$ B2 L5 }8 |, @. W% Otvb now,tvbnow,bttvbIf the results are Equal & Unequal, it means the ball is in group 3.tvb now,tvbnow,bttvb% t/ E& j8 p: m4 U* m
If the results are Unequal & Equal, it means the ball is in group 1.* F; A! l2 W. I- E( Q
If the results are Unequal & Unequal, it means the ball is in group 2.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。" O+ Z5 x5 t2 J* n5 f9 z
* B7 _# w! [0 L9 e" Y" {tvb now,tvbnow,bttvbOnce you determine the group that contains the ball.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。9 w8 r9 o0 ~) |/ l% A* j7 }
Simply weigh two of the balls |
發表於 2007-11-15 03:54 PM
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