1. put 6 on each side of the scale to get the heavier side
`1 H; L( y% a0 M, N3 h4 ntvb now,tvbnow,bttvb2. take off any two balls from the more heavier side (among 6 balls) and put 2 on each side of the scale to weigh and get the heavier side(which are 2 balls) {if at this moment the scale is balanced, then weigh the 2 balls which we took out before} {if at this moment the scale is not balanced, then go 3}: |+ K2 Q' \; ~( i6 X' F4 t
3. put one on each side to weigh and get the heavier one. |