Divide 3 groups first.
) G$ `/ n* @( D4 R* }# T/ j' fTVBNOW 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。i.e. 4 x 4 x 4.
0 L! w' h6 _! \, n' ^+ X$ `Weight any 2 groups [1st]% G' Z5 _- }) J' ?' o
then you will know the heavier ball in which group.5.39.217.76& s a+ V4 R0 I9 P t( D* Z
Weight any 2 balls in that group [2nd]
7 O+ [$ o! @7 q( l; lTVBNOW 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.
5 x: D; r0 S! O. o) Z公仔箱論壇Repeat again in remainders [3rd]
- F- C# g- }. [: s# ]Got the heavier ball. |