this is too easy!!
" `5 o5 N2 v! s3 @( M6 d; u, ?tvb now,tvbnow,bttvb
8 Z" |1 {" y& w! C0 ^+ J% Ntvboxnow.com1. put 6 at each side.. take the one side which is heavier/ h, E( v- j, C! D
2. put 3 at each side.. also take the heavier side
( F3 u3 k# o& u f) X! G w+ F9 E3. 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
| 
