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

int main () {
	freopen("permutari.in","r",stdin);
	freopen("permutari.out","w",stdout);
    int N;
	vector<int> v;
    scanf("%d",&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;
}