#include <bits/stdc++.h>

using namespace std;

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

int st[15], n, v[15];
/**
v[i] = 1, daca i este in st
v[i] = 0, daca i nu este inca in st
*/

void Afis(int n)
{
    for (int i = 1; i <= n; i++)
        fout << st[i] << " ";
    fout << "\n";
}

void Perm(int k)
{
    if (k == n + 1) Afis(n);
    else
        for (int i = 1; i <= n; i++)
            if (v[i] == 0)
            {
                v[i] = 1;
                st[k] = i;
                Perm(k + 1);
                v[i] = 0;
            }
}

int main()
{

    fin >> n;
    Perm(1);
    fin.close();
    fout.close();

    return 0;
}