this is too easy!!
8 d0 d8 p. v8 m! |% R I( B/ Gtvb now,tvbnow,bttvb
/ |) b/ X; |4 O6 x( O* F1. put 6 at each side.. take the one side which is heavier
! ?& W) |: }8 l5.39.217.77:88982. put 3 at each side.. also take the heavier side
, `) |& o2 E3 u+ B7 s' ttvb now,tvbnow,bttvb3. 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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