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#include<cstdio>
#include<cmath>


using namespace std;

int main()
{
	int t, n, k;
	int tab[1048576];
	
	scanf("%d %d\n", &n, &t);
	int power = pow(2,n);
	for (int i = 0; i < power; i++)
	    scanf("%d", &tab[i]);
	    
	 
	if (t%2==0)	
	{
		for(int i = 0; i < power; i++)
		{
		printf("%d ", tab[i]);
		}
	}
	else
	{
		for(int i = power-1; i >= 0; i--)
		{
		printf("%d ", tab[i]);
		}
	}
	
	return 0;
}