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

ifstream in("permutari.in");
ofstream out("permutari.out");

int main(){

    int i,n;
    vector <int> v;
    
    in >> n;
    for (i=1; i<=n; i++)
        v.push_back(i);
    
    do {
        for (i=0; i<n; i++)
            out << v[i] << " ";
        out << "\n";
    } while (next_permutation(v.begin(), v.end()));
    
    return 0;
}