/**

* @auther: WJoe

* @Description:

* @Date : 17:54 2018/9/21

*/

class A

{

public void one() {System.out.println("one");}

private void two() {System.out.println("two");}

static void three() {System.out.println("three");}

protected void four() {System.out.println("four");}

public void test()

{

this.one();

this.two();

this.three();

this.four();

}

}

class B extends A

{

public void one() {System.out.println("Bone");}

private void two() {System.out.println("Btwo");}

static void three() {System.out.println("Bthree");}

protected void four() {System.out.println("Bfour");}

}

class test {

public static void main(String[] args) {

// TODO Auto-generated method stub

B b = new B();

b.test();

b.three();

}

}