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#include <iostream>

using namespace std;

int tab[(1<<20)+2];

int main(int argc, char const *argv[])
{
	ios_base::sync_with_stdio(0);
	int n,t;
	cin>>n>>t;
	int rep = 1<<n;
	for (int i = 0; i < rep; ++i)
	{
		cin>>tab[i];
	}
	if(t%2)
	for (int i = rep-1; i >= 0; --i)
	{
		cout<<tab[i]<<" ";
	}
	else
	for (int i = 0; i < rep; ++i)
	{
		cout<<tab[i]<<" ";
	}	
	return 0;
}