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