wingonwong

take out 10 balls and 5 in each side
+ G* C# x  x. k0 T2 p% ?1 r' @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.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。, d( x  b) Z% z4 C0 S" ?
公仔箱論壇: i4 @# D. f6 X1 H
if 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.
. n7 G1 b2 M+ G$ yif 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.5.39.217.76& X, @5 t* z5 R3 r

0 }& p/ }' c7 X) o0 F; P; v( Z公仔箱論壇used less then 1 min to find out the answer....