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#include <iostream>
#include <vector>
using namespace std;

int main() {
	int t = 0;
	int n = 0;
	int x = 0;
	
	std::cin >> n >> t;
	vector<int> cards;
	
	if ((t % 2) == 0)
	{
		for (int i = 0; i < (1 <<n); ++i)
		{
			std::cin >> x;
			std::cout << x;
		}
	}
	else
	{
		cards.reserve(1 << n);
		for (int i = 0; i < (1 << n); ++i)
		{
			std::cin >> x;
			cards.push_back(x);
		}
		for (int i = 0; i < (1 << n); ++i)
		{
			std::cout << cards.back() << ' ';
			cards.pop_back();
		}
	}
	
	return 0;
}