#include <iostream>
#include <vector>
#include <string.h>
using namespace std;
int main()
{
int a = 1;
int b = 2;
int c = a & b;
std::cout << c;
return 0;
}
I2luY2x1ZGUgPGlvc3RyZWFtPgojaW5jbHVkZSA8dmVjdG9yPgojaW5jbHVkZSA8c3RyaW5nLmg+Cgp1c2luZyBuYW1lc3BhY2Ugc3RkOwoKaW50IG1haW4oKQp7CiAgICBpbnQgYSA9IDE7CiAgICBpbnQgYiA9IDI7CgogICAgaW50IGMgPSBhICYgYjsKICAgIHN0ZDo6Y291dCA8PCBjOwoKICAgcmV0dXJuIDA7Cn0K