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#include <stdio.h>
#include <math.h>

int main(int, char **)
{
	int n, t;
	scanf("%d %d", &n, &t);
	const int n_pow = pow(2.0, n);
	int *array = new int[n_pow];
	for (int i=0; i<n_pow; ++i)
		scanf("%d", &array[i]);
	if (t % 2 == 0)
		for (int i=0; i<n_pow; ++i)
			printf("%d ", array[i]);
	else
		for (int i=n_pow-1; i>=0; --i)
			printf("%d ", array[i]);
	printf("\n");
	delete [] array;
	return 0;
}