import java.util.*;
public class Main{
    public static void main(String arg[]){
        Scanner sc = new Scanner(System.in);
        int T = sc.nextInt();
        int R = sc.nextInt();
        for(int i = 0; i < T; i++){
            int N = sc.nextInt();
            while(N > 0){
                int v = sc.nextInt();
            }
            System.out.println("0");
            System.out.flush();
        }
    }
}