#include <bits/stdc++.h>

using namespace std;

int n;
vector <int> a;

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