import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;

public class Main {
	public static Scanner sc = new Scanner(System.in);

	public static void main(String[] args) {
		PrintWriter pr = new PrintWriter(System.out);
		sc = new Scanner(System.in);
		for (int j = 0; j < 100; j++) {
			pr.println("1 2 3 4");
			pr.flush();
			sc.next();
		}

	}
}