#include <fstream>
using namespace std;
FILE * fin = fopen("permutari.in", "r");
FILE * fout = fopen("permutari.out", "w");

void perm(int k);
void afisare();

int n;
int use[10], sol[10];

int main()
{
    fscanf(fin, "%d", &n);
    perm(1);
    
    fclose(fin);
    fclose(fout);
    return 0;
}

void perm(int k)
{
    if (k==n+1)
    {
        afisare();
        return;
    }
    
    int i;
    for (i=1; i<=n; i++)
        if (!use[i])
        {
            use[i]=1;
            sol[k]=i;
            perm(k+1);
            use[i]=0;
        }
}

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