use.java

Java程序

class unit
{public int x;
	private unit()
  {System.out.println("一个静态的类");}
  public static void out()
  {System.out.println("只有一个对象");
  }
 public static unit nn=new unit(); 
}
public class use
{public static void main(String[] args)
  {unit.nn.out();
  }
}