#include <bits/stdc++.h>
using namespace std;
ifstream f("submultimi.in");
ofstream g("submultimi.out");
int n,m;

int main()
{
    f>>n;
    int i,j,lim=1<<n;
    for(i=1;i<lim;i++)
    {
        for(j=1;j<=n;j++)
            if(i&(1<<(j-1)))
                g<<j<<" ";
        g<<'\n';
    }
    return 0;
}