#include <cstdio>
#include <vector>
#include <algorithm>

using namespace std;

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