Chapter 8, Problem 12E

Explanation of Solution

Program:

//definition of "BankAccount" class

public class BankAccount

{

    //declare the required variables

    String name;

    double balance;

    int transactions;

    //definition of "deposit" method

    public void deposit(double amount)

    {

        //calculate the "balance" value

        balance = balance + amount;

    }

    //definition of "withdraw" method

    public void withdraw (double amount)

    {

        //calculate the "balance" value

        balance = balance - amount;

    }

    //definition of "toString" method

    public String toString()

      {

/*store the name with the comma in "result" variable*/

        String result = name + ", ";

        // check "balance" is less than 0

        if (balance < 0)

        {

            //set the value

            result += "-";

        }

        //add the "$" symbol

        result += "$" + Math.abs(balance);

        // check the length of the "result" value

        if (result...