#include <iostream>
#include <fstream>
#include <vector>
#include <cmath>
#include <algorithm>

using namespace std;

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

int n;
vector<int> v; 

int main(){
	fin >> n;

	for(int i = 1; i <= n; ++i){
		v.push_back(i);
	}
	do{
		for(int i = 0; i < n; ++i){
			fout << v[i] << " ";
		}
		fout << '\n';
	}while(next_permutation(v.begin(), v.end()));

}