#include <fstream>
#include <algorithm>
using namespace std;
int n,a[9],i;
ifstream f("permutari.in");
ofstream g("permutari.out");
int main()
{
    f>>n;
    for (i=1;i<=n;i++)
        a[i]=i;
    do{
    for (i=1;i<=n;i++)
        g<<a[i]<<' ';
    g<<'\n';
    }  while (next_permutation(a+1,a+n+1));
    return 0;
}