class Comments {
        // This comment ends at the end of the line
	// Comments explain how the program works,
	// For humans (not the computer) to read.
        public static void main(String [] args){
                // Execution of the program begins here, but 
                // there is nothing to do!

                /* <- comment starts here
                This comment spans
                multiple lines.
                comment ends here ->*/

		/* Programmers usually write multi
		 * line comments
		 * like this
		 * for readability
		 */
	}                
}