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#include <iostream>

using namespace std;

int karty[1 << 21] = {0};

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

  int n, t;
  cin >> n >> t;
  if (t & 1)
    {
      for (int i = 0; i < (1 << n); ++i)
        {
          cin >> karty[i];
        }
      for (int i = (1 << n) - 1; i >= 0; --i)
        {
          cout << karty[i] << " ";
        }
      cout << endl;
    }
  else
    {
      int karta;
      for (int i = 0; i < (1 << n); ++i)
        {
          cin >> karta;
          cout << karta << " ";
        }
      cout << endl;
    }

  return 0;
}