i find one solution that is similar / R6 r8 y$ i" _- Vwww3.tvboxnow.combut i can't specify the heavier one is abnormal or the lighter one is abnormal when the case that has only two balls left....5 q' E! _' p1 {$ S
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...