BankTester Modified

public class Tester {

    public static void main(String[] args) {
        Account[] Reg = new Regular[4];
        Reg[0] = new Regular ();
        Reg[1] = new Regular ();
        Reg[2] = new Regular ();
        Reg[3] = new Regular ();

        Account[] Bus = new Bussiness[4];
        Bus[0]= new Bussiness();
        Bus[1]= new Bussiness();
        Bus[2]= new Bussiness();
        Bus[3]= new Bussiness();

        Account[] Teen = new Teenage[4];
        Teen[0] = new Teenage ();
        Teen[1] = new Teenage ();
        Teen[2] = new Teenage ();
        Teen[3] = new Teenage ();

        Student[] Stud = new Student[4];
        Stud[0]= new Student();
        Stud[1]= new Student();
        Stud[2]= new Student();
        Stud[3]= new Student();

        Reg[0].deposit(500.00);
        Reg[1].deposit(250.00);
        Reg[2].deposit(400.00);
        Reg[3].deposit(1000.00);

        Bus[0].deposit(500.00);
        Bus[1].deposit(250.00);
        Bus[2].deposit(400.00);
        Bus[3].deposit(1000.00);

        Teen[0].deposit(500.00);
        Teen[1].deposit(250.00);
        Teen[2].deposit(400.00);
        Teen[3].deposit(1000.00);

        Stud[0].deposit(500.00);
        Stud[1].deposit(25000.00);
        Stud[2].deposit(400.00);
        Stud[3].deposit(12000.00);

        Reg[0].withDraw(100);
        Reg[1].withDraw(200);
        Reg[2].withDraw(300);
        Reg[3].withDraw(400);

        Bus[0].withDraw(1600);
        Bus[1].withDraw(1000);
        Bus[2].withDraw(300);
        Bus[3].withDraw(1000);

        Teen[0].withDraw(100);
        Teen[1].withDraw(200);
        Teen[2].withDraw(300);
        Teen[3].withDraw(400);

        Stud[0].withDraw(500.00);
        Stud[1].withDraw(1000);
        Stud[2].withDraw(300);
        Stud[3].withDraw(1000);

        System.out.println(Reg[0]._balance);
        System.out.println(Bus[0]._balance);
        System.out.println(Teen[0]._balance);
        System.out.println(Stud[0]._balance);

        Stud[1].getLoan(50000, 20);
        Stud[1].loanReturnByMonth();
        Stud[1].setAccountFee(75);
        Stud[1].getBalance();
        System.out.println("Student "+ Stud[1].getAccountNumber()
                + Stud[1].toString()
                + " Fee: "+ Stud[1].getAccountFee()
                + " Balance: "+Stud[1].getBalance());


        Stud[3].getLoan(20000, 20);
        Stud[3].loanReturnByMonth();
        Stud[3].setAccountFee(100);
        Stud[3].getBalance();

        System.out.println("Student "+ Stud[3].getAccountNumber()
                + Stud[3].toString()
                + " Fee: "+ Stud[3].getAccountFee()
                + " Balance: "+Stud[3].getBalance());

    }

}