#include <bits/stdc++.h>

using namespace std;

vector <int> v;

int main()
{
    ifstream fin("permutari.in");
    ofstream fout("permutari.out");
    int n;
    fin >> n;
    for (int i = 1;i <= n;i++)
        v.push_back(i);
    do {
        for (int i = 0;i < n;i++)
            fout << v[i] << " ";
        fout << '\n';
    } while (next_permutation(v.begin(), v.end()));
    return 0;
}