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#include <cstdio>

int tab[2001337];

int main() {
	int N;
	scanf("%d", &N);
	int q = 1;
	for (int i = 0; i < N; i++)
		q *= 2;
	int T;
	scanf("%d", &T);
	for (int i = 0; i < q; i++)
		scanf("%d", &tab[i]);
	if (T % 2 == 0) {
		for (int i = 0; i < q; i++)
			printf("%d ", tab[i]);
		return 0;
	}
	for (int i = q - 1; i >= 0; i--)
		printf("%d ", tab[i]);
	return 0;
}