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#include <algorithm>
#include <iostream>
#include <vector>
using namespace std;

int main()
{
  iostream::sync_with_stdio(false);
  cin.tie(nullptr);

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

  vector<int> v(1 << n);
  for (auto& x: v) {
    cin >> x;
  }

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

  bool first = true;
  for (auto const& x: v) {
    if (!first) cout << ' ';
    cout << x;
    first = false;
  }

  cout << '\n';

  return 0;
}