#include <fstream>
using namespace std;

ifstream fin("permutari.in");
ofstream fout("permutari.out");

const int N = 8;

int n, v[N];

bool ok(int k)
{
    for(int i=0;i<k;++i)
        if(v[i]==v[k])return false;
    return true;
}

void bk(int k)
{
    for(v[k]=1;v[k]<=n;++v[k])
    {
        if(ok(k))
        {
            if(k==n-1)
            {
                for(int i=0;i<=k;++i)
                    fout<<v[i]<<" ";
                fout<<'\n';
            }

            else bk(k+1);
        }
    }
}

int main()
{
    fin>>n;
    bk(0);
    return 0;
}