// This is an in-line comment. It ends at the end of this line.

// This attempt to roll to the next 
line will fail to compile.

/* Instead, long comments are best
   placed inside block comments
   like this */

/** 
 * Finally, there is the type of documentation that
 * javadoc produces. To use this, you need to use javadoc
 * commands inside the comment block, such as:
 * @version 1.1
 * @author Rahul Simha
 * @return No value returned
 * @param  command arguments (any number of strings)
 * Note: each line must start with a `*' symbol.
 */

// javadoc will produce HTML documentation. To try it out, don't
// forget to fix the in-line comment error above.

public class HelloWorld3 {
  public static void main (String[] argv)
  {
    System.out.println ("Hello World");   // prints to screen
  }
}