# include <fstream>

using namespace std;
ifstream fin("submultimi.in");
ofstream fout("submultimi.out");

int n,i,v[1005],ok;

int main(){
    fin>>n;
    for(i=1;i<=n;i++){
        v[i]=0;
    }
    while(v[0]==0){
        i=n;
        while(v[i]==1){
            v[i]=0;
            i--;
        }
        v[i]=1;
        ok=0;
        for(i=1;i<=n;i++)
            if(v[i]==1){
                fout<<i<<" ";
                ok++;
            }
        if(ok!=0)
            fout<<"\n";
    }

}