Chapter 8.4, Problem 4E

Program Plan Intro

Program plan:

• Include library files for various operations.
• Declare required variables.
• Declare two objects of ifstream and ofstream.
• Declare two function header, with name,getOpen() and inOut.
• Define both the declared functions.
• Use if statement to check the specific file.
• Open the file, by using the open() method.
• int main() function is used to perform all the tasks.
• Display the calculated results to the user.

Program Description:The main purpose of the program is to modify the program 8.9 so that if the entered filename exists then an appropriate message is displayed and an option is provided to user for entering a new filename or to edit the existing one.