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#include <cstdio>
#include <vector>
using namespace std;

int n,t,goal,ai;
vector < int > result;

int main ()
{
	scanf("%d%d",&n,&t);
	goal = 1;
	for (int i = 0; i < n; ++i)
		goal *= 2;
	for (int i = 1; i <= goal; ++i)
	{
		scanf("%d",&ai);
		result.push_back(ai);
	}
	if (t % 2 == 0)
		for(int i = 0; i < (int)result.size(); ++i)
			printf("%d ", result[i]);
	else
		for (int i= result.size()-1; i >= 0; --i)
			printf("%d ", result[i]);
	return 0;
}