#include <bits/stdc++.h>

using namespace std;

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

int n, sol[10];
bool used[10];

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

void bkt(int k)
{
    if(k == n + 1)
    {
        afisare();
        return;
    }

    for(int i = 1; i <= n; i++)
    {
        if(!used[i])
        {
            sol[k] = i;
            used[i] = true;
            bkt(k + 1);
            used[i] = false;
        }
    }
}

int main()
{
    fin >> n;
    bkt(1);

    return 0;
}