#include <iostream>
#include <fstream>
#include <vector>
#include <algorithm>
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
vector<int> v;
int main()
{
    int n;
    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;
}