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#include <bits/stdc++.h>

using namespace std;

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

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

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

    if (t % 2 == 1) {
        reverse(v.begin(), v.end());
    }

    for (int x: v) {
        cout << x << ' ';
    }

    cout << endl;
}