Divide the 12 balls into 4 groups of 3's. * T& Y% ]- f1 G* {; H) p) wWeigh group 1 & 2 + x, c6 v4 F* A5.39.217.76then weigh group 2 & 3 # i4 ?' ]* i$ C1 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。If the results are Equal & Equal, it means the ball with the different weight is in group 4.公仔箱論壇5 h, j2 K6 z, [
If the results are Equal & Unequal, it means the ball is in group 3.1 }, I2 q4 p1 u& w) J. f2 e9 I$ ?; [
If the results are Unequal & Equal, it means the ball is in group 1.8 @& X8 Y) y' J
If the results are Unequal & Unequal, it means the ball is in group 2. $ Z4 E' v. p9 t# ? JTVBNOW 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。 * H" \0 b6 j0 `4 f5.39.217.76Once you determine the group that contains the ball. 9 w q. S& I1 \; rTVBNOW 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。Simply weigh two of the balls