CS计算机代考程序代写 public class TestBankAccount {

public class TestBankAccount {

public static void main(String[] args) {

Account a;

BankAccount b;

CheckingAccount c;

SavingAccount s;

s = new SavingAccount();

System.out.println();

c = new CheckingAccount();

System.out.println();

System.out.println(“s.getMonthlyFees():”);
s.getMonthlyFees();

System.out.println();

b = s;
System.out.println(“b.getMonthlyFees():”);
b.getMonthlyFees();

System.out.println();

System.out.println(“b.setBalance(10000):”);
b.setBalance(10000);
System.out.println(“b.getMonthlyFees():”);
b.getMonthlyFees();

System.out.println();
System.out.println(“c.getMonthlyFees():”);
c.getMonthlyFees();

System.out.println();

a = b;

// a.getMonthlyFees();

}

}