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#include <iostream>
#include <cstdio>

using namespace std;

int n, t, m;
int tab[2000005];

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