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

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