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

using namespace std;

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

int G[50];

int n, i;

int main()
{
    fin>>n;
    for (i=0; i<n; i++)
        G[i]=i+1;
    do{
        for (i=0; i<n; i++)
            fout<<G[i]<<" ";
        fout<<'\n';
    }while(next_permutation(G, G+n));
    return 0;
}