this is too easy!!9 l) S7 E- H) C% {
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1. put 6 at each side.. take the one side which is heavier公仔箱論壇" @) e5 F/ c' ~4 T4 l6 P! Z
2. put 3 at each side.. also take the heavier sidewww.tvboxnow.com( L. v1 Q( Q8 S1 Y# T8 n
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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