#include <fstream>
#include <algorithm>
#include <vector>
#define x first
#define y second
using namespace std;

ifstream f("farfurii.in");
ofstream g("farfurii.out");
int i,j,s,r,l,n,k;
int main()
{
    f>>n>>k;
    while(k>0)
    {
        i++;
        k-=i;
    }
    for(j=1;j<n-i;j++)
        g<<j<<" ";
     r=n+k;
     g<<r<<" ";
     for(i=n;i>=j;i--)
        if(i!=r)
            g<<i<<" ";
    return 0;
}