package kz;

public class Day_04 {
    public static void main(String[] args){
     Dog s=new Dog("狼王");
     s.fun();
     D.Ms d=new D.Ms("張三","20");
     d.fun();
     d.fun1();
     d.getA();
     D.F f=new D().new F("小張",21);
     f.fun();
     f.fun1();
     System.out.println(f.getAge());
    }
}
interface A{
    public void fun();
 

}
class D{
    class F implements C{
        String na;
        int age;
        public F(String na,int age){
            this.na=na;
            this.age=age;
        }
        @Override
        public  void fun() {
            System.out.println(na+age);
            System.out.println("hello world!");
        }
 

        public int getAge(){
            return age;
        }
        @Override
        public void fun1() {
            for(int i=0;i<9;i++){
                for(int j=0;j<i;j++){
                    System.out.print("*");
                }
                System.out.println();
            }
        }
    }
 

    static class Ms implements C{
        String na;
        String sdf;
        public Ms(String na,String sdf){
            this.na=na;
            this.sdf=sdf;
        }
        @Override
        public void fun1() {
            System.out.println(na+sdf);
        }
      public  void getA(){
            System.out.println("你好！");
      }
        @Override
        public void fun() {
            System.out.println("*************");
        }
    }
}
interface B{
    public void fun();
    public void fun1();
}
interface C extends A,B{
    public void fun();
    public void fun1();
}
class Dog implements A{
    String name;
    public Dog(String name){
        this.name=name;
    }
    public void fun(){
        System.out.println("一隻名為"+name+"的緝毒犬在配合警察工作");
    }

}