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#include<cstdio>
#include<iostream>
#include<cmath>

using namespace std;

int main(){
int t,n;
cin>>n;cin>>t;
int size=pow(2,n);
int tab[size];
for (int i=0;i<size;i++)
	{
	cin>>tab[i];
	}
if (t%2==0)
{for (int i=0;i<size;i++)
	{printf("%d ",tab[i]);}}
else {for (int i=(size-1);i>=0;i--)
	{printf("%d ",tab[i]);}
}
return 0;
}