each side put 6 ping pong.
( ]2 |. S5 Q0 k8 pThen select the side of 6 ping pong which is heavier and measure again with 3 + 3
6 ^4 t! B5 Q% v% x, ~: _Then select the side of 3 ping pong which is heavier.( ~. y1 n) W/ w3 D' Y' [
After tat use these 3 ping pong , put 1 on each side. If equal then the 3rd ping pong is the 1.
6 ?+ x7 v7 ]4 D) K5 w- b; b0 btvb now,tvbnow,bttvbIf one side is heavier means the heavier side ping pong is the one |