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

ifstream f("permutari.in");
ofstream g("permutari.out");

int i,j,n,v[10];

int main()
{
    f>>n;
    for(i=1; i<=n; i++)
        v[i]=i;

    do
    {
      for(i=1; i<=n; i++)
        g<<v[i]<<" ";
      g<<"\n";
    }
    while(next_permutation(v+1, v+n+1));

    return 0;
}