Given the program contains the following program.

#include

using namespace std;

int main()

{

return 0;

}

int cube(int num)

{

return num * num * num;

}

Add the function prototype for the function above? Write a statement that calls the function above and passes the value 4. Write a statement in main that print out the result from the function to a file called output_LastNameFirstName.dat. Read the output from the file "output_LastNameFirstName.dat" and print it to the screen (command window) again.