#include <fstream>
#include<algorithm>
#include<vector>
using namespace std;
ifstream in("permutari.in");
ofstream out("permutari.out");
vector<int>v;
int n;
int main()
{
    int i;
    in>>n;
   for(i=1;i<=n;i++)
   {
       v.push_back(i);
   }

   do{
   for(i=0;i<n;i++)
   {
       out<<v[i]<<" ";
   }
   out<<"\n";
   }while(next_permutation(v.begin(),v.end()));
in.close();
out.close();
}