program6.java

import java.util.*;
abstract class Bank{
    protected String name;
    protected long accountno;
    protected double balance;

    void readDetails(Scanner sc){
        System.out.println("Enter name:");
        name = sc.nextLine();
        System.out.println("Enter account no");
        accountno = sc.nextLong();
        System.out.println("Enter Balance:");
        balance = sc.nextDouble();
        sc.nextLine();
    }
    void displayDetails(){
        System.out.println("Bank Name"+name);
        System.out.println("Account Number"+accountno);
        System.out.println("Balance"+balance);

    }
    abstract void calculateInterest();
    
}
class CityBank extends Bank{
    @Override
    void calculateInterest(){
        double interest = balance*0.05;
        System.out.println("Interest earned by City banK"+interest);
    }
}
class Axis extends Bank{
    @Override
    void calculateInterest(){
        double interest = balance*0.07;
        System.out.println("Interest earned by Axis"+interest);
    }
}
class SBI extends Bank{
    @Override
    void calculateInterest(){
        double interest = balance*0.02;
        System.out.println("Interest earned by SBI"+interest);
    }
}
public class program6 {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        CityBank cb = new CityBank();
        SBI sbi = new SBI();
        Axis axis = new Axis();
        System.out.println("Citybank account holder:");
        cb.readDetails(sc);
        cb.displayDetails();
        cb.calculateInterest();
        System.out.println("Axis account holder:");
        axis.readDetails(sc);
        axis.displayDetails();
        axis.calculateInterest();
        System.out.println("SBI account holder:");
        sbi.readDetails(sc);
        sbi.displayDetails();
        sbi.calculateInterest();
        
    }    
}