#include<fstream>
#include<cstdio>
#include<iostream>
using namespace std;

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

int n,st[20];

inline void Back()
{
    int i,lim,aux,j;
    lim=(1<<n)-1;
    for (i=1;i<=lim;i++)
        {
            aux=i;
            j=1;
            while (aux)
                {
                    if (aux%2==1)
                        fout<<j<<" ";
                    //fout<<aux%2;
                    j++;
                    aux>>=1;
                }
            fout<<"\n";
        }
}

int main()
{
    fin>>n;
    Back();
    return 0;
}