kochipai

1. 1st divide to half take the heavier out! t& _- r/ c; w  A0 F4 |* ~/ t2 o" O
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)
& A  y( v. O  x/ r+ t4 g5.39.217.763. Same method if is not equal on 2nd try.