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#include <iostream>
#include <cmath>

using namespace std;

const int NP_MAX = 1048576;
long long  n, t, np;
long long data[NP_MAX];

int main() {
	ios_base::sync_with_stdio(false);

	cin >> n >> t;
	np = (long long) pow(2, n);
	for (long long i = 0; i < np; ++i) {
		cin >> data[i];
	}

	if(t % 2 == 1) {
		for (long long i = np-1; i >= 0;--i) {
			cout << data[i] << " ";
		}
	} else {
		for (long long i = 0; i < np; ++i) {
			cout << data[i] << " ";
		}
	}
	return 0;
}