i find one solution that is similar 8 [1 ^3 C$ S( \: o5 qbut i can't specify the heavier one is abnormal or the lighter one is abnormal when the case that has only two balls left.... ! d, f Q9 m3 A9 ^' Gmaybe there is a better one, let me see sin
actually this question always have someone asked, the calculation is very complicated, should give a no. of each ball, and first weight it in 6-6, and .... forgot...