#include #include #include #include using namespace std; long long X = 0, Y = 0; int main() { long long A = 0; cout << "0 -1000000000" << endl; cin >> A; long long B = 0; cout << "0 1000000000" << endl; cin >> B; Y = (A - B) / 2; long long C = 0; cout << "-1000000000 0" << endl; cin >> C; long long D = 0; cout << "1000000000 0" << endl; cin >> D; X = (C - D) / 2; cout << X << ' ' << Y << endl; return 0; }