protection2.java

来自「it is a good tool to help you study java」· Java 代码 · 共 9 行

package p2;
import p1.*;
public class Protection2 extends Protection{
public Protection2(){
System.out.println("derived other package construtor");
System.out.println("n_pro="+n_pro);
System.out.println("n_pub="+n_pub);
}
}