wingonwong

take out 10 balls and 5 in each side
9 t! E4 d+ s$ K) R- q1 g% R* dTVBNOW 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 both side balance mean the other 2 balls one of them must be the heavy one then just take them to weight will find out which one is heavier.
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! N% ^9 S# c2 E# e% q( Aif the heavy ball is inside the 10 balls, take out 4 balls from the heavier side which had 5 balls to weight 2 balls in each side.
2 ^# t, L8 N' r- C, Q# S$ j: T0 Cif both side balance, which mean the one left is heavy one if not, just take the heavier side to weight will find out which one is the heaviest one.; f6 i8 a9 K/ J5 M+ p* u/ @

5 u+ K7 e' p1 S$ V公仔箱論壇used less then 1 min to find out the answer....