# include <cstdio>
# define MAXN 10
using namespace std;

int i,k,n;
bool ok[MAXN]={false};
int sol[MAXN];

void afis()
{
    int i;
    for(i=1; i<=n; ++i)
        printf("%d ", sol[i]);
    printf("\n");
    return;
}
void back(int k)
{
    int i;
    if(k>n) afis();
    else
        for(i=1; i<=n; ++i)
            if(!ok[i])
            {
                sol[k]=i;
                ok[i]=true;
                back(k+1);
                ok[i]=false;
            }
}
int main()
{
    freopen("permutari.in", "r", stdin);
    freopen("permutari.out", "w", stdout);
    scanf("%d\n", &n);
    back(1);
    return 0;
}