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#include <iostream>
#include <vector>
#include <fstream>


std::vector<int> tab;

int n, t;
int len = 2;


void print()
{
	for(size_t i = 0 ; i < tab.size() ; ++i)
	{
		std::cout << tab[i] << ' ';
	}
		
	std::cout << std::endl;
}



void shuffle(size_t a, size_t b)
{
	if( a + 2 < b )
	{
		size_t half = (a + b) / 2;
	
		shuffle(a, half);
		shuffle(half, b);

		for(size_t i = a, h = 0 ; i < half ; ++i, ++h)
		{
			int z = tab[i];
		
			tab[i] = tab[half + h];
			tab[half + h] = z;
		}
	}
	else
	{
		int z = tab[a];
		tab[a] = tab[b-1];
		tab[b-1] = z;
	}
	
	//print();
}


void read(std::istream & str)
{
int i;

	str >> n >> t;

	if( n > 1 )
		len = (2 << (n-1));

	tab.reserve(len);
	
	for(i = 0 ; i<len ; ++i)
	{
		int a;
		str >> a;
		tab.push_back(a);
	}
}


int main()
{
	read(std::cin);

	if( (t & 1) == 1 )
		shuffle(0, tab.size());

	print();
}