i find one solution that is similar . ^% R7 R2 f1 k6 L, H9 `# N& P2 T& \os.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.... 0 d- K: P! J* d5 M7 Wmaybe 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...