Divide the 12 balls into 4 groups of 3's. m( h* \, k' a8 P公仔箱論壇Weigh group 1 & 2 ( h# m4 p2 u" p. D+ R5 z4 zTVBNOW 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 weigh group 2 & 3tvb now,tvbnow,bttvb+ @7 V8 H) x7 S- M1 W5 ?
If the results are Equal & Equal, it means the ball with the different weight is in group 4.公仔箱論壇. w6 f, z4 Z2 z4 L8 y9 x
If the results are Equal & Unequal, it means the ball is in group 3.tvb now,tvbnow,bttvb4 b# C. ^4 B) f% U/ E& O
If the results are Unequal & Equal, it means the ball is in group 1.$ V' j _+ k" Z/ ]: G+ t
If the results are Unequal & Unequal, it means the ball is in group 2. 9 f5 U% p5 N* k8 w/ _ % k5 J8 w6 t6 }! _" ~4 n7 MOnce you determine the group that contains the ball.公仔箱論壇5 |% e/ X! v8 F. F/ ?
Simply weigh two of the balls