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

int main(){
    ifstream cin("permutari.in");
    ofstream cout("permutari.out");
    int n;
    cin >> n;
    vector <int> p(n);
    for (int i=0; i < n; ++i){
        p[i] = i + 1;
    }
    do {
        for (auto& el : p){
            cout << el << " ";
        }
        cout << "\n";
    } while (next_permutation(p.begin(), p.end()));
    cin.close();
    cout.close();
    return 0;
}