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#include <iostream>

using namespace std;

const int N = 1 << 20;
int n, t;
int tab[N];

int main() {

	ios_base::sync_with_stdio(0);
	cin.tie(0);

	cin >> n >> t;

	int fin = 1 << n;
	for (int i = 0; i < fin; ++i) {
		cin >> tab[i];
	}

	if (!(t & 1)) {
		for (int i = 0; i < fin; ++i) {
			cout << tab[i];
			if (i + 1 < fin) {
				cout << " ";
			}
			else {
				cout << "\n";
			}
		}
	}
	else {
		for (int i = 1 << n; i > 0; --i) {
			cout << tab[i - 1];
			if (i - 1 > 0) {
				cout << " ";
			}
			else {
				cout << "\n";
			}
		}
	}
	
	return 0;
}