#include <fstream>
#include <vector>
#include <algorithm>
using namespace std;

ifstream in("permutari.in");
ofstream out("permutari.out");

vector<int> x;
int n,i;

int main()
{
in>>n;
for(i=1; i<=n; i++)
	x.push_back(i);

do
	{
	for(i=0; i<n; i++)
		out<<x[i]<<' ';
	out<<'\n';
	}
while(next_permutation(x.begin(),x.end()));
}