import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Scanner;


public class Round5_Problem4 {
	
	public static void main(String[] args) throws IOException {
		// TODO Auto-generated method stub
		
		Scanner s = new Scanner(new BufferedReader(new FileReader("DATA4.txt")));
		BufferedWriter bw = new BufferedWriter(new FileWriter("OUT4.txt"));
		bw.write("-1");
		bw.newLine();
		bw.write("-1");
		bw.newLine();
		bw.write("-1");
		bw.newLine();
		bw.write("-1");
		bw.newLine();
		bw.write("-1");
		bw.newLine();
		bw.close();
	}
}