# include <cstdio>
# include <vector>
# include <algorithm>
# define pb push_back

using namespace std;

vector <int> v;
int n,i;

int main()
{
    freopen("permutari.in", "r", stdin);
    freopen("permutari.out", "w", stdout);

    scanf("%d\n", &n);
    for(i=1; i<=n; ++i)
        v.pb(i);

    do
    {
        for(i=0; i<v.size(); ++i)
            printf("%d ", v[i]);
        printf("\n");
    }
    while(next_permutation(v.begin(),v.end()));

}