Multiple Inheritance

Multiple Inheritance

interface xxx
{
public void sum();
}
class data
{
double x=4,y=7;

}
class iheritance_final extends data implements xxx
{
public void sum()
{
double sum1=x+y;
System.out.println("Sum is :"+sum1);
}
public static void main(String[] arg)
{
iheritance_final f=new iheritance_final();
f.sum();
}
}