#include <fstream>
#include <algorithm>
using namespace std;

fstream f("permutari.in", ios::in), g("permutari.out", ios::out);
int n,v[9];

void afisare(int v[])
{
    for(int i=0;i<n;i++)
        g<<v[i]<<" ";
    g<<'\n';
}

int main()
{
    f>>n;
    for(int i=0;i<n;i++)
        v[i]=i+1;
    afisare(v);
    while ( next_permutation (v,v+n) )
     {
         afisare(v);
     }
}