this is too easy!!+ B6 s: f: J3 u; P- N2 @9 n# a
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1. put 6 at each side.. take the one side which is heaviertvboxnow.com/ @& j( Z9 V6 j9 Y$ ]) ^! p
2. put 3 at each side.. also take the heavier side2 @6 [1 ?8 G! O, {% S% p7 {2 j) `
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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