//infoarena.ro Rulez
#include <fstream>
#include <vector>
#include <algorithm>
using namespace std;
ifstream f("permutari.in");
ofstream g("permutari.out");
vector <int> x;
int n,i;
int main()
{
    f>>n;
    x.resize(n);
    for(i=0;i<n;i++)
    {
        x[i]=i+1;
    }
    do
    {
        for(i=0;i<n;i++)
            g<<x[i]<<" ";
        g<<"\n";
    }
    while(next_permutation(x.begin(),x.end()));
}