1st trial - put 6 balls at each side .. take out the lighter 6 balls
$ ~/ A5 Q z- N1 otvb now,tvbnow,bttvb2nd trial - put the heavier 6 balls by 3 balls at each side
- B; |1 [. g6 m, Btvb now,tvbnow,bttvblastly, take out the lighter 3 balls.... now left 3 balls..
# M4 @: {$ A1 R( Z公仔箱論壇3rd trial - put 1 ball on each side, left 1 ball on table. if both sides balance, the ball on table is the heaviest. if one side on the scale is heavier then it is the heaviest... |