class Fu
{
int x = 4;
Fu()
{
System.out.println("A fu() : "+getNum());
}
int getNum()
{
System.out.println("B fu getnum run...."+x);
return 100;
}
}
class Zi extends Fu
{
int x = 5;
Zi()
{
System.out.println("C zi() : "+getNum());
}
int getNum()
{
System.out.println("D zi getnum run...."+x);
return 200;
}
}
class DuoTaiTest3
{
public static void main(String[] args)
{
Fu f = new Zi();
System.out.println("main :" +f.getNum());
Person p = new Person(20):
}
}
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