Write a computer program using C++ to compute the expression (n*(2^m!)), Where n, m are positive integers and n>m≥1. Hint: Write a function to compute the factorial as in example below, and then call...

Write a computer program using C++ to compute the expression (n*(2^m!)), Where n, m are positive integers and n>m≥1. Hint: Write a function to compute the factorial as in example below, and then call this function within the main () to compute the factorial when needed?