Exercise 1: Write a C++ program to find factorial of any number between 1 and 25. Your program should ask user for the input (a number), then display factorial of it. This should keep continue until...

Extracted text: Exercise 1: Write a C++ program to find factorial of any number between 1 and 25. Your program should ask user for the input (a number), then display factorial of it. This should keep continue until end of file (ctrl+z) is pressed. Finally, program should display how many factorials have been determined and displayed.