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#include <iostream>
#include <vector>
#include <algorithm>

using namespace std;

int main()
{
    ios_base::sync_with_stdio(0);
    int n, t;
    cin >> n >> t;
    vector<int> a(1 << n);
    for (int i = 0; i < (1 << n); ++i) cin >> a[i];
    if (t % 2 == 1) reverse(a.begin(), a.end());
    for (int i = 0; i < (1 << n); ++i) cout << a[i] << " ";
    return 0;
}