#include <iostream> #include <vector> #include <algorithm> #include <functional> #include <queue> #include <map> #include <cmath> #include <iomanip> #include <set> #include <cstdio> #include <string> using namespace std; int main() { int x, y; cin >> x >> y; int a = (x + 4) % 12; int b = (x + 8) % 12; cout << (y ^ a ^ b) << endl; return 0; }