1) divide the number of balls into 3 sets of 4.5.39.217.77:88984 O7 E- Z6 j7 z
2) take two sets and compare their weight against each other, then if they are balance, that mean the heavier ball is in the third sets, otherwise, the ball is in the set that is heavier on the sacle.公仔箱論壇2 a9 T3 V) N! I
3) divide the set which contain the heavier ball into 2 sets, then compare their weight, the heavier set of balls should contain that heavier 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。! Y( p5 U! f# F6 [; L* q
4) lastly compare the two remaining ball to get the result. |
發表於 2008-5-7 07:38 AM
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感觉的出来就是不知道....
