#include <bits/stdc++.h>
using namespace std;

int main()
{
    ifstream fin("permutari.in");
    ofstream fout("permutari.out");
    int n;
    fin>>n;
    vector<int> a(n);
    for (int i = 0; i < n; i++)
    {
        a[i] = i+1;
    }
    do
    {
        for (int i = 0; i < a.size(); i++)
        {
            fout<<a[i]<<" ";
        }
        fout<<endl;
    }
    while(next_permutation(a.begin(), a.end()));

}