i find one solution that is similar 9 c e8 w0 F- g, j! Hbut i can't specify the heavier one is abnormal or the lighter one is abnormal when the case that has only two balls left.... # [2 R+ Q! M! T/ x3 M5.39.217.77maybe 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...