this is too easy!!+ h+ ?$ a5 o' j* D Q
. _# Y, c5 [! }8 V7 `# p2 dtvb now,tvbnow,bttvb1. put 6 at each side.. take the one side which is heaviertvb now,tvbnow,bttvb* _5 w, y. P5 \! q
2. put 3 at each side.. also take the heavier side
6 d1 s$ [+ ~0 t1 [! K9 X" O7 c/ ntvb now,tvbnow,bttvb3. 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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