/* Overriding Rule 3->

* Return type of overridden method in child class can be different as that of parent, if it is

* "Co-variant return type" ( Is-A relationship between the return type)

*/

//Example->

class Interest

{

}

class InterestPersonalLoan extends Interest

{

}

class Loan

{

public Interest disp()

{

Interest it=new Interest();

return it;

}

}

class PersonalLoan extends Loan

{

public InterestPersonalLoan disp()//here we will not get any error even the return type id different that confilt the Rule 2.

{ //But here there is a Is-A relation b/w both the return type ( InterestPersonalLoan extends the Interest) so this is allowed.

InterestPersonalLoan ipl=new InterestPersonalLoan();

return ipl;

}

}

public class OverrideRule3 {

public static void main(String[] args) {

// TODO Auto-generated method stub

}

}