import java.util.Arrays;

class NonCapturing {
  public static void main(String... args) {
    run(new Runnable() {
      @Override public void run() {
        System.out.println("Hey!");
      }
    });
  }
  private static void run(Runnable run) {
    run.run();
  }
}

class Capturing {
  public static void main(final String... args) {
    run(new Runnable() {
      @Override public void run() {
        System.out.println("Hey! " + Arrays.toString(args));
      }
    });
  }
  private static void run(Runnable run) {
    run.run();
  }
}