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#include <cstdio>
const int N = (1<<20) + 5;
int tab[N], n, t;

int main()
{
	scanf("%d%d", &n, &t);
	for (int i = 0; i < (1<<n); ++i)
		scanf("%d", &tab[i]);
	if (t%2 == 0)
		for (int i = 0; i < (1<<n); ++i)
			printf("%d ", tab[i]);
	else
		for (int i = (1<<n)-1; i>=0; --i)

			printf("%d ", tab[i]);
	printf("\n");
	return 0;
}