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

int main ()
{
    freopen("permutari.in", "r", stdin);
    freopen("permutari.out", "w", stdout);

    int N;
    vector<int> v;

    cin >> N;
    for (int i = 1; i <= N; ++i)v.push_back(i);

    do {
            for (int i = 0; i < N; ++i)cout << v[i] << ' ';
            cout << '\n';
        }
    while (next_permutation(v.begin(), v.end()));

    return 0;
}