#include<fstream>
using namespace std;
ifstream fin("a.in");
ofstream fout("a.out");
int a[102][102],v[200002],p[100001],q[100001],i,j,n,m,k,ok,minim,maxim;
int main(){
    fin>>n;
    while(v[0]==0){
        i=n;
        while(v[i]==1){
            v[i]=0;
            i--;
        }
        v[i]=1;
        for(i=1;i<=n;i++)
            if(v[i]==1)
                fout<<i<<" ";
        fout<<"\n";
    }
    return 0;
}