public class Commentator {
    public static void main( String[] args ) {
    /*System.out.println( "Line1" );
      System.out.println( "Line2" );*/

    //System.out.println( "Line3" );
    System.out.println( "Line4" );//

    System.out.println( "/*Line5*/" );
    System.out.println( "//Line6//" );
    }
}