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#include <bits/stdc++.h>
using namespace std;
int tbl[10000000];
int main()
{
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	int n, k;
	cin>>n>>k;
	n=1<<n;
	for (int i=0; i<n; i++)
	{
		cin>>tbl[i];
	}
	if (k%2==0)
	{
		for (int i=0; i<n; i++)
			cout<<tbl[i]<<" ";
	}
	else
	{
		for (int i=n-1; i>=0; i--)
		{
			cout<<tbl[i]<<" ";
		}
	}
	return 0;
}