this is too easy!!
2 H3 d, a! t F4 H+ U5 o3 L% E( \# V+ X6 Q% t
1. put 6 at each side.. take the one side which is heavieros.tvboxnow.com0 j$ t' U2 Y7 G
2. put 3 at each side.. also take the heavier sideos.tvboxnow.com% u* V$ H, F* Y5 y0 r
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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