this is too easy!!
, I" C! i1 l$ E! A6 @$ _, l. D9 Ntvb now,tvbnow,bttvb0 _5 L" s$ @2 m: L. n' M6 R
1. put 6 at each side.. take the one side which is heavier
6 j. z7 G: }( h# Q* ltvb now,tvbnow,bttvb2. put 3 at each side.. also take the heavier side
2 ?; z, c, Q& p& X' X2 ]tvb 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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