#include <fstream>
#include <cmath>
#include <vector>
#include <iostream>

using namespace std;

int main() {

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

	int N;
	long long R;
	in >> N >> R;

    long long x = 1;
    while (x * (x + 1) / 2 <= R)
        x++;
    for (int i = 1; i <= N - x - 1; i++) {
        out << i << " ";
    }

    long long nr = N + R - x * (x + 1) / 2;
    out << nr << " ";
    for (int i = N; i >= N - x ; i--) {
        if (i != nr)
            out << i << " ";
    }
}