each side put 6 ping pong.
% y# Y+ ~' W+ W# j- P, gThen select the side of 6 ping pong which is heavier and measure again with 3 + 3. d* b# {" ], K4 E+ W
Then select the side of 3 ping pong which is heavier.tvb now,tvbnow,bttvb+ ?4 t) U; E! C
After tat use these 3 ping pong , put 1 on each side. If equal then the 3rd ping pong is the 1.
( i, ?% a5 g1 c% j+ T; U/ h: A2 DIf one side is heavier means the heavier side ping pong is the one |
發表於 2008-10-4 11:56 AM
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