i find one solution that is similar 6 {! h: r; S& y+ e/ R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....5.39.217.76; M) F' \0 G) ^7 O+ s7 v5 m# O
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...