(C++) Write a program to input an positive integer from user and calculate the product of its digits. Your code should work for all integers ranging from 100 to 999. The input and output should be exactly:

Input an integer (100 - 999):

[USER ENTERS AN INTEGER FROM 100 TO 999]

The product of digits is X.

One example is given as follows:

Input an integer (100 - 999):

[USER ENTERS 132]

The product of digits is 6.

Instructions: You may not use stdafx.h. Use header comments to illustrate the purpose of your code, your name, date, etc