#include<fstream>
#include<vector>
#include<algorithm>
using namespace std;
ifstream f("permutari.in");
ofstream g("permutari.out");
int n;
vector<int> v;


int main()
{
	f>>n;
	for(int i=1;i<=n;i++)
		v.push_back(i);
	do
	{
		for(int i=0;i<n;i++)
			g<<v[i]<<' ';
		g<<'\n';
	}
	while(next_permutation(v.begin(),v.end()));
	f.close();
	g.close();
	return 0;
}