package contest170505;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.Scanner;

public class BB {
	static Scanner in;
	static PrintWriter out;
	static String INPUT = "";
	
	static int d(int x, int y)
	{
		out.println(x + " " + y);
		out.flush();
		return ni();
	}
	
	static void solve()
	{
		int d00 = d(0, 0);
		if(d00 == 0)return;
		int d01 = d(0, 1000000);
		if(d01 == 0)return;
		// a+b=D1
		// a+c=D2
		// b+c=10^6
		int a = (d00+d01+1000000)/2-1000000;
		int b = (d00+d01+1000000)/2-d01;
		d(a, b);
	}
	
	public static void main(String[] args) throws Exception
	{
		in = INPUT.isEmpty() ? new Scanner(System.in) : new Scanner(INPUT);
		out = new PrintWriter(System.out);
		
		solve();
		out.flush();
	}
	
	static int ni() { return Integer.parseInt(in.next()); }
	static long nl() { return Long.parseLong(in.next()); }
	static double nd() { return Double.parseDouble(in.next()); }
	static void tr(Object... o) { if(INPUT.length() != 0)System.out.println(Arrays.deepToString(o)); }
}