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#include <cstdio>

int tab[2000000];

int main()
{
  int n, t;
  scanf("%d %d", &n, &t);
  
  for (int i = 0; i < (1 << n); i++)
  {
    scanf("%d", tab + i);
  }
  
  if (t & 1)
  {
    for (int i = (1 << n) - 1; i >= 0; i--)
      printf("%d ", tab[i]);
  }
  else
  {
    for (int i = 0; i < (1 << n); i++)
      printf("%d ", tab[i]);
  }
  
  return 0;
}