#include <fstream>
#include <iostream>
using namespace std;

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

int main()
{
    long N, K;
    f >> N >> K;
    long cnt = 1;

    while ((N - cnt) * (N - cnt - 1) / 2 > K)
    {
        g << cnt ;
        cnt++;
    }

    long dif = K - ((N - cnt) * (N - cnt - 1) / 2);

    g << dif+cnt ;

    for (long j = N; j >= cnt; j--)
    {
        if (j != dif + cnt)
            g << j ;
    }

    return 0;
}