i find one solution that is similar 2 F4 B" v1 p: x9 _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.... 1 A+ ^0 Z! `/ A- ]3 ~7 ]7 {5.39.217.76maybe 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...