关于win7系统的设置文件共享与远程连接的步骤整理

public class A {
private int i = 1;

protected void printi() {
System.out.println(i);
}

public A() {

printi();
i = 0;
}

public static void main(String[] args) {
new B();
}
}

class B extends A {
private int i = 2;

protected void printi() {
System.out.println(i);
}

B() {
i = 3;
}
}