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#ifdef _MSC_VER
  #ifndef __GNUC__
    #pragma warning(disable: 4996)
  #endif
  #define main main0
#endif
#include <iostream>
#include <vector>
using namespace std;

int main() {
  ios_base::sync_with_stdio(0);
  //cin.tie(NULL);
  vector<int> talia;
  int n, t, size = 1;
  cin >> n >> t;
  size <<= n;
  talia.resize(size);
  for(int i = 0; i < size; ++i)
    cin >> talia[i];
  if(t & 1) {
    for(int i = size - 1; i > 0; --i)
      cout << talia[i] << ' ';
    cout << talia[0] << endl;
  } else {
    --size;
    for(int i = 0; i < size; ++i)
      cout << talia[i] << ' ';
    cout << talia[size] << endl;
  }
  return 0;
}