#include <fstream>
using namespace std;

ifstream cin("submultimi.in");
ofstream cout("submultimi.out");

int main()
{
    int n;
    cin >> n;
    long long k=(1<<n)-1;
    for(int i=1;i<=k;i++){
        for(int j=0;j<n;j++){
            if(i & (1<<j)){
                cout << j+1 << " ";
            }
        }
        cout << endl;
    }
}