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//Konrad Skublicki
#include <iostream>
using namespace std;
int main () {
	
	
	ios_base::sync_with_stdio(0);
	int n,t;
	cin>>n>>t;
	n=1<<n;
	
	
	int tab[n];
	for (int i=0;i<n;i++) {
		cin>>tab[i];
	}
	
	if (t%2==0) {
		for (int i=0;i<n;i++) {
			cout<<tab[i]<<" ";
		}
	} else {
		for (int i=n-1;i>=0;i--) {
			cout<<tab[i]<<" ";
		}
	}
	
	
	
	
	
	
	
	
	
	
	
	
	
	
	
	
	
	
	
	
	
	
	
	
	
	return 0;
}