#include "testlib.h"
#include <iostream>

using namespace std;

int main(int argc, char *argv[]) {
    setName("Interactor A+B");
    registerInteraction(argc, argv);

    // reads number of queries from test (input) file
    int n = inf.readInt();
    for (int i = 0; i < n; i++) {
        // reads query from test (input) file
        int a = inf.readInt();
        int b = inf.readInt();

        // writes query to the solution, endl makes flush
        cout << a << " " << b << endl;

        // writes output file to be verified by checker later
        tout << ouf.readInt() << endl;
    }

    // just message
    quitf(_ok, "%d queries processed", n);
}