PROGRAM FOR MULTILEVEL INHERITANCE

a.java:
~~~~~
public class a
{
int x,y;
a(int x1, int y1)
{
x=x1;
y=y1;
}
void displaya()
{
System.out.println("Value of x at class a is "+x);
System.out.println("Value of y at class a is "+y);
}
}

b.java:

~~~~

public class b extends a

{

int m;

b(int x1, int y1, int m1)

{

super(x1,y1);

m=m1;

}

void displayb()

{

System.out.println("Value of m at class b is "+m);

}

}

c.java

~~~~

public class c extends b 

{

int a;

c(int x1, int y1, int m1, int a1)

{

super(x1,y1,m1);

a=a1;

}

void displayc()

{

displaya();

displayb();

System.out.println("Value of a at class c is "+a);

}

}

demomultilevel.java:

~~~~~~~~~~~~~

public class demomultilevel 

{

public static void main(String[] args) 

{

c objc=new c(23,5,4,8);

objc.displayc();

}

}