#include <iostream>
class A{int a;};
class B:public A{int b;};
class C:public A{int c;};

int main(){
std::cout << sizeof(A) << std::endl;
std::cout << sizeof(C) << std::endl;
int size=3;
A* a= new A[size];
C c;
a[2]=c;
return 0;
}