#include <iostream>
#include <algorithm>
#include <vector>
using namespace std;
int main()
{
    int n = 0;
	cin >> n;
	vector<int> a;
	for(int i = 0; i < n; ++ i) a.push_back(i + 1);
	do
	{
		for(int i = 0; i < n; ++ i) cout << a[i] << ' ';
		
		cout << endl;
	}while(next_permutation(a.begin(), a.end()));
  
    return 0;
}