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#include <iostream>
#include <vector>
#include <algorithm>

using namespace std;

int main()
{
	int n, t;
	cin >> n >> t;

	vector<int> a(1 << n);
	for (int i = 0; i < a.size(); i++)
		cin >> a[i];
	
	if (t % 2)
		reverse(a.begin(), a.end());
	
	cout << a[0];
	for (int i = 1; i < a.size(); i++)
		cout << " " << a[i];
	cout << "\n";
	
	return 0;
}