#include <iostream>
#include <vector>

using namespace std;

int gh, gd;
int ma[100000];

static void WriteOut(int sol[], int n)
{
    for (int i = 0; i < n; i++)
    {
        cout << sol[i] << " ";
    }
    cout << endl;
}

static void AddElement(int h, int d, int sol[])
{
    if (d < h * (h + 1) / 2)
    {
        return;
    }
    if (h == 0)
    {
        if (d == 0)
        {
            WriteOut(sol, gh);
        }
        return;
    }
    int last = d + 1;
    if (gh - h - 1 >= 0)
    {
        last = sol[gh - h - 1];
    }
    last--;
    for (int i = last; i >= 1; i--)
    {
        sol[gh - h] = i;
        AddElement(h - 1, d - i, sol);
    }
}

int main()
{
    cin >> gh >> gd;
    AddElement(gh, gd, ma);
}