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#include <bits/stdc++.h>

using namespace std;

int n, t;
vector<int> v;
int main() {
    cin >> n >> t;
    v.resize(1<<n);
    for (int i = 0; i < (1<<n); i++) cin >> v[i];

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

    for (auto x: v) {
        cout << x << " ";
    }
    cout << endl;
}