public class TestImprovedBankAccount {
  public static void main(String[] args) {
    
    BankAccount acc =  new BankAccount();

    System.out.println("New account: " + acc);
    acc.transaction(100);
    acc.transaction(-50);
    acc.transaction(-100);

    System.out.println("Transactions done");
    System.out.println("Final Balance: " + acc.getBalance() + "\n");

    BankAccount[] accounts = null;
    if (args.length>0) {
      accounts = new BankAccount[args.length];
      for(int i = 0; i< args.length; i++) {
	int amount = Integer.parseInt(args[i]);
	accounts[i] = new BankAccount(amount);
	System.out.println("new account: " + accounts[i]);
      }
    }

    int total = acc.getBalance();
    if (accounts != null) 
      for(int i = 0; i< accounts.length; i++) 
	total += accounts[i].getBalance();
    
    System.out.println("\ntotal available balance = " + total + "$");
  }
}