this is too easy!!
- x3 @/ N9 S* h% X" u5.39.217.76tvb now,tvbnow,bttvb( i3 `4 u$ T) T
1. put 6 at each side.. take the one side which is heavier5.39.217.76; k) K+ `8 c' d. U4 o: Z! `
2. put 3 at each side.. also take the heavier side
I m3 |: F6 S9 V公仔箱論壇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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