#include <bits/stdc++.h>

using namespace std;
int main()
{
    //ifstream cin("f.txt");
    int n, i, h, laloc, mafirst, j;
    cin >> h >> n;
    int t[h];
    for(i=0; i<h-1; i++)t[i]=i+1;
    t[h-1] = n-h*(h-1)/2;
    for(i=h-1; i>=0; i--)cout << t[i] << " ";
    cout << endl;
    bool veg, els;
    int maloc;
    while(!veg)
    {
        veg=1;
        els=1;
        t[h-1]--;
        if(t[h-1]<=t[h-2])break;
        for(i=h-2; i>=0; i--)
        {
            if(t[i]+1<t[i+1])
            {
               veg=0;
               maloc=i;
               for(j=h-1; j>=0; j--)cout << ((j==i)?(t[j]+1):(t[j])) << " ";
               cout << endl;
            }
        }
        t[maloc]++;

    }
    return 0;
}