#include <bits/stdc++.h>

using namespace std;

int main()
{
    int n;
    ifstream in("permutari.in");
    ofstream out("permutari.out");
    in >> n;
    vector<int> sir;
    for(int i = 1; i <= n; ++i) {
        sir.push_back(i);
    }
    
    do {
        for(auto x : sir) {
            out << x << ' ';
        }
        out << "\n";
    } while(next_permutation(sir.begin(), sir.end()));
    return 0;
}