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#include <cstdio>

const int MAXN = 1 << 21;
int a[MAXN];
int n, t;

int main(int argc, char const *argv[])
{
	scanf("%d %d", &n, &t);
	n = 1 << n;
	for(int i = 0; i < n; ++i)
	{
		scanf("%d", &a[i]);
	}
	if(t & 1)
	{
		for(int i = n - 1; i >= 0; --i)
		{
			printf("%d ", a[i]);
		}
		printf("\n");
	}
	else
	{
		for(int i = 0; i < n; ++i)
		{
			printf("%d ", a[i]);
		}
		printf("\n");
	}
	return 0;
}