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

using namespace std;

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

int main()
{
    int n;
    in >> n;
    int myints[n];

    for(int i = 1; i<=n;++i){
        myints[i-1] = i;
        out << myints[i-1] << " ";
    }

    out << endl;

    while(next_permutation(myints, myints+n)){
        for(int i = 0; i<n;++i){
            out << myints[i] << " ";
        }
        out << endl;
    }
}