this is too easy!!tvb now,tvbnow,bttvb5 z3 w y+ `, ? L7 Q- n
) I ~ V% p! ~3 h' Y1. put 6 at each side.. take the one side which is heaviertvb now,tvbnow,bttvb, {9 L3 r: J, A- m% H- O6 W8 ~' P
2. put 3 at each side.. also take the heavier side
$ t6 k% p6 s9 Y6 S0 |; t" b3. 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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