Divide the 12 balls into 4 groups of 3's.
/ r9 n+ B+ _3 V% n& V( B5 F# A. ]$ Y7 P$ ftvb now,tvbnow,bttvbWeigh group 1 & 2TVBNOW 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。& Z2 ^- C! @8 }% Z- l3 |9 Y
then weigh group 2 & 3公仔箱論壇$ T7 t, a2 _$ i9 }3 e* U+ F2 g
If the results are Equal & Equal, it means the ball with the different weight is in group 4.tvb now,tvbnow,bttvb3 z5 c4 ]( I- V: k0 Z( Q4 i
If the results are Equal & Unequal, it means the ball is in group 3.
& k, t5 n; A2 U. P2 ~9 ~If the results are Unequal & Equal, it means the ball is in group 1.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。& @7 |) ^: `6 M r
If the results are Unequal & Unequal, it means the ball is in group 2.
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Once 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。$ |: r) }" q( N
Simply weigh two of the balls |