#include <iostream>
using namespace std;
int main() {
int i = 0; int z = ++i + ++i + ++i + ++i;
std::cout << z;
return 0;
}
I2luY2x1ZGUgPGlvc3RyZWFtPgoKdXNpbmcgbmFtZXNwYWNlIHN0ZDsKCmludCBtYWluKCkgewoJaW50IGkgPSAwOyBpbnQgeiA9ICsraSArICsraSArICsraSArICsraTsKCXN0ZDo6Y291dCA8PCB6OwoJcmV0dXJuIDA7Cn0=