this is too easy!!
6 X. `/ ^5 k/ r, yos.tvboxnow.com& H2 F. z# y/ m9 Z5 a& ?
1. put 6 at each side.. take the one side which is heavier
3 ]* f9 d5 l& N F0 W2. put 3 at each side.. also take the heavier side: B R) h* c/ G9 a6 g# j/ P. J) o1 ]
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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