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#include <iostream>
using namespace std;

#include "stdio.h"

int	 kk[1<<20];

int main()
{
	int	 i, k, n, t;
	
	scanf("%d%d", &k, &t);
	
	n	= 1 << k;

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

	return 0;
}