#include <cstdio>
using namespace std;

const int MAXN = 10;

bool folosit[MAXN];
int sol[MAXN],n;

void citire()
{
    freopen("permutari.in","r",stdin);
    freopen("permutari.out","w",stdout);
    scanf ("%d",&n);
}

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

void bkt(int poz)
{
    if (poz > n)
    {
        afisare();
        return;
    }
    for (int i = 1;i <= n;++i)
        if (!folosit[i])
        {
            folosit[i] = true;
            sol[poz] = i;
            bkt(poz + 1);
            folosit[i] = false;
            sol[poz] = 0;
        }
}

int main()
{
    citire();
    bkt(1);
    return 0;
}