this is too easy!!, d4 g$ i7 n" R
公仔箱論壇. E+ V5 F; w$ J
1. put 6 at each side.. take the one side which is heavier
: L2 f% w8 ^6 {4 c2 ^5.39.217.762. put 3 at each side.. also take the heavier side
( M* R! {: s; c. {/ |2 Dtvb 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
| 
