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import java.util.*;
class tas {

    public static void main(String[] args) {
	Scanner scanner = new Scanner(System.in);
	List<Integer> list = new ArrayList<Integer>();
	int n = scanner.nextInt();
	int t = scanner.nextInt();

	n = (int) Math.pow(2, n);
	int liczba = 0;
	for (int i = 0; i < n; i++) {
	    liczba = scanner.nextInt();
	    list.add(liczba);
	}

	if (t % 2 != 0)
	    Collections.reverse(list);

	for (Integer e : list)
	    System.out.print(e + " ");
	
	scanner.close();
    }
}