i find one solution that is similar
. O7 M# p1 J+ R* Y& C7 Z6 `' btvb now,tvbnow,bttvbbut i can't specify the heavier one is abnormal or the lighter one is abnormal when the case that has only two balls left....
! o+ @2 ?# }2 ?, L* @5 O; h9 Cmaybe there is a better one, let me see sin |