1. put 6 on each side of the scale to get the heavier side " R- I$ C0 {6 m8 O
2. 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}# `9 `$ z7 E8 _! C
3. put one on each side to weigh and get the heavier one. |