#include <iostream>
#include <fstream>
#include <vector>
#include <algorithm>

using namespace std;

ifstream fin("permutari.in");
ofstream fout("permutari.out");

int main()
{
    int n;
    vector<int> p;
    fin>>n;
    for(int i=1; i<=n; i++)
        p.push_back(i);
    do{
       for(int i=0; i<n; i++)
            fout<<p[i]<<" ";
       fout<<'\n';
    }while(next_permutation(p.begin(), p.end()));

    return 0;
}