c++ Create a program to read from a file, do the operation and store the result into another file. 1.Consider a file in your computer which has multiple numbers, each number in a separate line.*** You dont know how many numbers are in the file.2.Open the file and check if the file is opened, otherwise inform the user that the file cannot be opened.3.Read each number from the file and pass it to a function to find a factorial of that number. 4.Return the result to the main and store the result into another file.5.Display the message The answers are: at the top of the answerfile.6.Your files are something similar to: