this is too easy!!
# t3 u0 n F( T f Fos.tvboxnow.com
, A) |8 D6 G* }! J5 {1. put 6 at each side.. take the one side which is heavier
9 m1 m: U8 R# M9 a) B4 D2. put 3 at each side.. also take the heavier side
! o+ n8 K1 Z/ G, c4 R/ l, K9 U! Fos.tvboxnow.com3. 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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