#include <bits/stdc++.h>
using namespace std;
ifstream in("permutari.in");
ofstream out("permutari.out");
vector < int > v;
int n;
int main()
{
    in >>n;
    for (int i=0; i<n; i++)
    {
        v.push_back(i+1);
    }
    do {
        for(int i=0; i<n; i++)
            out << v[i] << ' ';
        out << '\n';
    } while (next_permutation(v.begin(), v.end()));

    return 0;
}