1. 1st divide to half take the heavier out5.39.217.761 c! u. w' q9 U
2. 2nd take 4 balls out of 5 divide 2 groups to get the heavier out. (if is equal thn the remain is the one u looking for)
4 Y( t$ ]* y& _0 k, Utvb now,tvbnow,bttvb3. Same method if is not equal on 2nd try. |