1 weight 6 ping pongs with another 6 ping pongs. see which side is heavier
0 l# B5 W0 ^5 p, Rtvb now,tvbnow,bttvb2 spilt the heavier side ping pongs in half and weight against each other
$ U& F _& [* W. U3 weiht either ping pongs one on one then you will know which is the heavy one. |