#include <fstream>
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
int n, a[11]= {0,1,2,3,4,5,6,7,8,9,10};
int i,j,ok;
void permutari(int k)
{
    int i,j,ok;
    if(k==n)
    {
        for(i=1; i<=n; i++)
            fout<<a[i]<<" ";
        fout<<'\n';
    }
    else
    {
        for(i=1; i<=n; i++)
        {
            ok=1;
            for(j=1; j<=k; j++)
                if(a[j]==i)
                {
                    ok=0;
                    break;
                }
            if(ok==1)
            {
                a[k+1]=i;
                permutari(k+1);
            }
        }
    }
}
int main()
{
    fin>>n;
    permutari(0);
    return 0;
}