#include<iostream>
#include<vector>
#include<algorithm>
using namespace std;
int main()
{
freopen("permutari.in", "r", stdin);
freopen("permutari.out", "w", stdout);
int n;
vector<int> v;
cin>>n;
  for(int i=1;i<=n;++i)
  	v.push_back(i);
  do
  {
 	for(int i=0;i<n;++i)
		 cout<<v[i]<<" ";
	cout<<endl;
  } while(next_permutation(v.begin(),v.end()));	
}