#include <stdio.h>
#include <algorithm>

using namespace std;

int main()
{
	freopen("permutari.in", "r", stdin);
	freopen("permutari.out", "w", stdout);

	int n, i, a[16];
	
	scanf("%d", &n);

	for(i = 1; i <= n; ++i)
		a[i] = i;
	do
	{
		for(i = 1; i <= n; ++i)
			printf("%d ", a[i]);
		printf("\n");
	}
	while(next_permutation(a + 1, a + n + 1));

	return 0;
}