this is too easy!!
8 _. t. g3 H4 u: |) O0 D$ {tvb now,tvbnow,bttvb5 [+ f2 Z$ _- ] `1 s' o! a
1. put 6 at each side.. take the one side which is heaviertvb now,tvbnow,bttvb# T( }4 }8 l0 L/ Z" l& h
2. put 3 at each side.. also take the heavier side5.39.217.77:88982 e$ z' M" f- X0 W$ G* J; U* l( _
3. put 1 at each side.. if the weight balance then the one not put inside is the heavy ball.. else the side which is heavier is the heavier ball.. |
發表於 2009-1-7 05:31 AM
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