each side put 6 ping pong.
/ t$ \: x+ c+ n2 ^- F J! G& zThen select the side of 6 ping pong which is heavier and measure again with 3 + 3公仔箱論壇 K+ h/ Q9 e7 B u% b0 d( F
Then select the side of 3 ping pong which is heavier.& g. Y' c7 O8 G2 I
After tat use these 3 ping pong , put 1 on each side. If equal then the 3rd ping pong is the 1.
( u2 U/ {" q* W3 d$ U! u- r" Ctvb now,tvbnow,bttvbIf one side is heavier means the heavier side ping pong is the one |