#include <iostream>
#include <vector>

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

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

    vector<int> data;

    for(int i = 1; i <= (1 << n); i++) {
        int a; cin >> a;
        data.push_back(a);
    }

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

    return 0;
}