i find one solution that is similarwww3.tvboxnow.com% W% \$ h6 S1 F/ Q
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..../ j, D" [8 T: v" o8 l' Q1 v
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...