#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)
cout << v[i] << ' ';
cout << '\n';
} while (next_permutation(v.begin(), v.end()));
}