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

int main()
{
    ifstream f("submultimi.in");
    ofstream g("submultimi.out");
    int n,v;
    f>>n;
    v=(1<<n);
    for(int i=0; i<v; i++)
    {
        for(int j=0; j<n; j++)
        {
            if(i & (1<<j))
                cout<<j+1<<" ";
        }
        cout<<endl;
    }
    return 0;
}