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//  Michał Wiatrowski

#include <iostream>
#include <vector>

using std::cin;
using std::cout;
using std::endl;
using std::vector;

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

    int n, t;
    cin >> n >> t;

    int ile_kart = 1;
    for (int i = 0; i < n; ++i)
        ile_kart *= 2;

    if (t % 2 == 0) {
        for (int i = 0; i < ile_kart; ++i) {
            int a;
            cin >> a;
            cout << a << " ";
        }
        cout << endl;
    } else {
        vector<int> karty(ile_kart);
        for (int i = 0; i < ile_kart; ++i)
            cin >> karty[i];
        for (int i = ile_kart - 1; i >= 0; --i)
            cout << karty[i] << " ";
        cout << endl;
    }
}