#include <fstream>
#include <algorithm>

using namespace std;

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

int n,i,v[10];

int main()
{
    fin >> n;

    for(i = 1; i <= n; ++i)
         {
             v[i] = i;
             fout << v[i] << " ";
         }
    fout << '\n';

    while(next_permutation(v+1,v+n+1))
        {for(i = 1; i <= n; ++i)
            fout << v[i] << " ";
        fout << '\n';
        }
    return 0;
}