
public class HelloComments {
	/**
	 * This is a Javadoc comment.
	 */
	public static void main(String...args) {
		
		/*
		 * This is a C Language style Block Implementation comment.
		 */
				
		// This is a Single Line, Implementation comment.
		
		System.out.println("Hello Comments!"); 		
	}
}


public class HelloComments {
    /**
     * This is a Javadoc comment.
     */
    public static void main(String... args) {

        /*
         * This is a C Language style Block Implementation comment.
         */

        // This is a Single Line, Implementation comment.

        System.out.println("Hello Comments!");
    }
}

Update HelloComments.java