#include<fstream>
using namespace std;

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

long long unsigned N, K, i, M, val, s;

int main()
{
    fin>>N>>K;
    fin.close();
    M = 2; s = 1;
    while (s < K)
    {
        s = s + M;
        M++;
    }
    for (i = 1; i <= N-M; i++)
        fout<<i<<" ";
    val = N-(s-K);
    fout<<val<<" ";
    for (i = N; i >= val+1; i--)
        fout<<i<<" ";
    for (i = val-1; i >= N-M+1; i--)
        fout<<i<<" ";
    fout.close();
    return 0;
}