i find one solution that is similar ) q3 r0 y6 ^* h公仔箱論壇but i can't specify the heavier one is abnormal or the lighter one is abnormal when the case that has only two balls left.... . H; t3 J1 W/ l5 A$ x" h公仔箱論壇maybe 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...