#include <fstream>

long long n, m;
long long x = 2, k, d;

std::ifstream in("farfurii.in");
std::ofstream out("farfurii.out");

int main()
{
	long long n, m;
	in >> n >> m;

	while (x * (x - 1) / 2 < m)
		x++;

	for (int i = 1; i <= n - x; i++)
		out << i << " ";

	k = n - (x * (x - 1) / 2 - m);
	d = x;
	d += n;

	out << k << " ";

	for (int i = n; i > k; i--)
		out << i << " ";

	for (int i = k - 1; i > d; i--)
		out << i << " ";
}