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

int main()
{
    ifstream f("permutari.in");
    ofstream g("permutari.out");
    int n;
    f >> n;

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