#include <fstream>
using namespace std;
ifstream f("submultimi.in");
ofstream g("submultimi.out");
int i,n,j,v[100];
int main()
{
    f>>n;
    for(i=1;i<(1<<n);++i)
    {
        for(j=0;j<n;++j)
            if((i&(1<<j))!=0)g<<j+1 << " ";
            g<<'\n';
    }
    return 0;
}