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#include<cstdio>

#define MAX 1048576

int A[MAX];

int main() {
	int n;
	int t;

	scanf("%d %d", &n, &t);

	int n2 = (1 << n);

	for (int i = 0; i < n2; i++)
	{
		scanf("%d", &A[i]);
	}

	if (t % 2 == 0)
	{
		for (int i = 0; i < n2; i++)
		{
			printf("%d ", A[i]);
		}
	}
	else
	{
		for (int i = n2 - 1; i >= 0; i--)
		{
			printf("%d ", A[i]);
		}
	}

	return 0;
}