Divide the 12 balls into 4 groups of 3's. 7 @$ v* I$ H% ~6 {, 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。Weigh group 1 & 25.39.217.77:8898 @# U* _" O8 q' F" r; g+ e
then weigh group 2 & 3公仔箱論壇7 a1 m Y/ Z1 ?2 K9 C; |
If the results are Equal & Equal, it means the ball with the different weight is in group 4. 9 P) `$ g; L! m5 GTVBNOW 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 the results are Equal & Unequal, it means the ball is in group 3.5.39.217.77:8898* m- g; \0 B# m. y
If the results are Unequal & Equal, it means the ball is in group 1. 5 v# J: p7 r1 iTVBNOW 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 the results are Unequal & Unequal, it means the ball is in group 2.8 `- a6 t/ {; B) e. n5 C
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Once you determine the group that contains the ball. \1 j6 p& o& p, r
Simply weigh two of the balls