gistfile1.java

public class Test
{
  public static void main(String[] args)
  {
    Parent a = new Parent();
    Child b = new Child();

    a.hello();
    b.hello();

    a.hello2();
    b.hello2();

    a.hello3();
    b.hello3();
  }

  static class Parent
  {
    public static void hello()
    {
      System.out.println("Parent");
    }

    public static void hello2()
    {
      hello();
    }

    public static void hello3()
    {
      hello();
    }
  }

  static class Child extends Parent
  {
    public static void hello()
    {
      System.out.println("Child");
    }

    public static void hello2()
    {
      hello();
    }

  }
}