pls help in C++ language

14.7 Practice 5.1 Write a program that prints the factorial of a specific integer user enters from the keyboard. LAB ACTIVITY 14.7.1: Practice 5.1 main.cpp 1 thinclude 2 using namespace std; 4 int nain) I 5 int fact1; 6 int userNum 8 Type your code here. / 18 return 8 12 12