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#include <bits/stdc++.h>
using namespace std;

int main()
{
	ios::sync_with_stdio(0);
	int n; cin>>n;
	int t; cin>>t;
	int m = (1<<n);
	vector <int> v;
	v.resize(m);
	for(int i=0; i<m; ++i) cin>>v[i];
	if(t%2 == 0)
	{
		for(int i=0; i<m; ++i) cout<<v[i]<<" ";
	}
	else
	{
		for(int i=m-1; i>=0; --i) cout<<v[i]<<" ";
	}
	return 0;
}