#include <fstream>

using namespace std;
ifstream cin("submultimi.in");
ofstream cout("submultimi.out");
int main()
{
    int n;
    cin >> n;
    int x=1<<n;
    x--;
    for(int i=1; i<=x; i++)
    {
        int ca=i,poz=1;
        while(ca>0)
        {
            if(ca%2==1)
                cout << poz << " ";
            poz++;
            ca=ca/2;
        }
        cout << endl;
    }
    return 0;
}