import java.util.Scanner; import java.lang.*;

public class Balance {

public static void main(String ar[]) { char choice; //variable for choice Scanner input = new Scanner(System.in); //scanner for input boolean loop = true; //boolean value for continue loop while (loop) { System.out.println("How much your balance?"); double balance = input.nextDouble(); System.out.println("-- MENU --"); //Prints the menu for deposite,withdraw, balance and exit System.out.println( " 1) Deposit " + " 2) Withdraw " + " 3) Balance " + " 4) Exit " ); System.out.print("Enter Choice:"); //askin for user input choice choice = input.next().charAt(0); switch (choice) { //user input choice in switch case case '1': //case 1 for deposite System.out.println("Enter amount to deposite"); //ask user to input the amount to deposite double a = input.nextDouble(); //store input value to a balance += a; break; case '2': System.out.println("Enter the amount to withdraw: "); //ask user to input the amount to withdraw double w = input.nextDouble(); //store input value to w if(w<0) //checks withdraw amount is greater than 0 { System.out.println("Please input valid amount greater than 0"); } else if(w

Modify the Bank Teller program to do the following:

Read the checking balance and saving balance from a file called balance.txt

Provide a menu with the following options:

Show checking balance

Show saving balance

Deposit to checking

Deposit to saving

Withdraw from checking

Withdraw from saving

Transfer from checking to saving

Transfer from saving to checking

Exit

Provide method for each option

When exit, save the current checking balance and saving balance to balance.txt file