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

int main () 
{
	freopen("permutari.in", "r", stdin);
	freopen("permutari.out", "w", stdout);
	int n;
	vector<int> v;
	cin >> n;
	for (int i=1; i <=n; ++i)
		v.push_back(i);
	do {
		for (int i=0;i<n; ++i)
			printf("%d ", v[i]);
		printf("\n");
	} while (next_permutation(v.begin(), v.end()));
	return 0;
}