#include <fstream>
using namespace std;
using pii = pair<int,int>;
ifstream cin("permutari.in");
ofstream cout("permutari.out");
int n , conf[9];
bool t[9];
void perm(int poz)
{
    if(poz == n + 1)
    {
        for(int i = 1 ; i <= n ; ++i)
        {
            cout << conf[i] << ' ';
        }
        cout << '\n';
    }
    for(int i = 1 ; i <= n ; ++i)
    {
        if(!t[i])
        {
            conf[poz] = i;
            t[i] = 1;
            perm(poz+1);
            t[i] = 0;
        }
    }
}
signed main()
{
    cin >> n;
    perm(1);
    return 0;
}