Compared to louisville program:
Program: Write a program to compare Berlin, Tehran and Seoul information with Louisville.
Your program should ask the User to select one of the cities with entering their first letters as input, "B" for Berlin, "T" for Tehran and "S" for Seoul.
Then your program should ask if a user wants to see the population comparison or area comparison.
The input would be "P" for population and "A" for area. Then your program should show Louisville and selected city info based on what user has selected.
Please show me all the working and give the answer and you need to implement program to compare Berlin, Seoul and Tehran information with Louisville.