1. 1st divide to half take the heavier outtvb now,tvbnow,bttvb- Y! T* p* T3 [& Z% O1 U' g7 h
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) 5 c7 F" W4 G4 h7 c) ^- y3. Same method if is not equal on 2nd try.