#include <iostream>
using namespace std;
struct foo {int i;};
class : public foo
{
} bar;
int main() {
bar.i = 4;
// your code goes here
return 0;
}
I2luY2x1ZGUgPGlvc3RyZWFtPgp1c2luZyBuYW1lc3BhY2Ugc3RkOwoKc3RydWN0IGZvbyB7aW50IGk7fTsKCmNsYXNzIDogcHVibGljIGZvbwp7Cn0gYmFyOwoKaW50IG1haW4oKSB7CiAgICBiYXIuaSA9IDQ7CgoJLy8geW91ciBjb2RlIGdvZXMgaGVyZQoJcmV0dXJuIDA7Cn0=