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

fstream fin("permutari.in",ios::in);
fstream fout("permutari.out",ios::out);

int main()
{
    int n;
    vector<int>v;
    fin >> n;
    for(int i=1;i<=n;i++)
        v.push_back(i);

    do{
        for(int i=0;i<n;i++)
            fout << v[i] << " ";
        fout << "\n";

    }while(next_permutation(v.begin(),v.end()));
    return 0;
}