学步园

public class Overload
{ 
                           public static void main(String[] args)
                {
                   Son son = new Son();

              }

}

                            class Father
              {
                                      public Father(int i)
                                   { 
                                        System.out.println("father is good");
                                   }

             }
                      class Son extends Father
                    {
                      public Son()
                                 {
                                            super(1);

                                        System.out.println("son is good");
                                  }
                      }