try {

            BufferedReader br = new BufferedReader(new FileReader(file));

            System.out.println("\nFile Opened Successfully.");

            Scanner scanner = new Scanner(file);

            Node root = null;

            // Loops through file until EOF
            while(scanner.hasNext())
            {
                // Scans the line
                String data = scanner.nextLine();

                // Makes a string to read the letter which is the function
                String letter = data.replaceAll("[0-9]", "");

                // Makes a string to read the numbers
                String numbers = data.replaceAll("[a-zA-Z] ", "");

                int numInput = Integer.parseInt(numbers);

                if(letter.equals("i"))
                {
                    System.out.println("Insert function");
                }

                if(letter.equals("d"))
                {
                    System.out.println("Delete function");
                }
                if(letter.equals("q"))
                {
                    System.out.println("Quit function");
                }

            }

            // Closes text file
            br.close();
            scanner.close();
        }
        catch (Exception e) {
            e.printStackTrace();
        }
    }