Parts of C++ Program

I.  	# - signal to preprocessor,  which  modifies code and gives it to compiler
II.	include - What follows is a file name.  Find that file, and read it in right here.
III.	 - The name of the file to be found and inserted.
IV.	int main () - begins program
V.	{	function begins
VI.	cout  - output object
VII.	<< - output redirection operator
VIII.	“Hello World!” - string
IX.	\n - insert a new line
X.	returns 0; - indicates successful operation
XI.	} - main function ends and program terminates
XII.	}	function ends