i find one solution that is similar' o/ {# C9 q/ c- D3 [
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.... ) P( a2 I& u* N+ g' ^) E* A Etvboxnow.commaybe 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...