#include <iostream>
#include <fstream>
using namespace std;
ifstream fin("submultimi.in");
ofstream fout("submultimi.out");
int i,j,n,v[2000001];
int main()
{
    fin>>n;
    while(i<=n){
        for(i=1;i<=n;i++){
            if(v[i]==0){
                v[i]=1;
                for(j=1;j<=n;j++)
                    if(v[j]==1)
                        fout<<j<<" ";
                fout<<'\n';
                break;
            }
            else
                v[i]=0;
        }
    }
    return 0;
}