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