1. put 6 on each side of the scale to get the heavier side
4 ^$ l' B j# E2 }7 H7 B. Z% etvb 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}
/ |3 `9 w6 v0 Q3. put one on each side to weigh and get the heavier one. |