Create a program in C++ to read from afile, 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 numbersareinthe file.2.Open the file and check if the file is opened, otherwise inform the user that the file cannotbe opened.3.Read each number from the file and pass it to afunction to find a factorialof that number. 4.Return the result to the main and store the result into another file.5.Display the message The answers are: atthetop of the answerfile.