fahr

void loop() {

    while (true) {
        int i1, i2;
        std::cin >> i1 >> i2;
        std::cout << i1 + i2 << "\n";
        int again;
        std::cout << "Again? (0/1)\n";
        std::cin >> again;
        if (!(again == 1)) break;
    }
}
int main() {
  loop();

}