#include <bits/stdc++.h>

using namespace std;

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

vector <int> a;

int main()
{
    int n,i;
    fin>>n;
    for(i=1;i<=n;i++) a.push_back(i);
    do
    {
        for(int e:a)
            fout<<e<<" ";
        fout<<'\n';
    }
    while (next_permutation(a.begin(),a.end()));
    return 0;
}