#include <iostream>
#include <fstream>
#include <vector>
#include <algorithm>

using namespace std;

int main() {
    ifstream infile("permutari.in");
    ofstream outfile("permutari.out");

    if (!infile || !outfile) {
        cerr << "Error opening file" << endl;
        return 1;
    }

    int N;
    infile >> N;

    vector<int> perm(N);
    for (int i = 0; i < N; ++i) {
        perm[i] = i + 1;
    }

    do {
        for (int i = 0; i < N; ++i) {
            outfile << perm[i] << " ";
        }
        outfile << endl;
    } while (next_permutation(perm.begin(), perm.end()));

    infile.close();
    outfile.close();

    return 0;
}