#include <iostream>
using namespace std;
class A {
static int x;
public:
A(int i = 0) { x = i; }
int get_x() { return x; }
int& set_x(int i) { x = i; }
A operator=(A a1)
{
set_x(a1.get_x());
return a1;
}
};
int main()
{
A a(212), b;
cout << (b = a).get_x();
return 0;
}