#include <fstream>
#include <vector>
#include <algorithm>
using namespace std;
int main () {
ifstream fi("permutari.in");
ofstream fo("permutari.out");
int N;
vector<int> v;
fi >> N;
for (int i = 1; i <= N; ++i)
v.push_back(i);
do {
for (int i = 0; i < N; ++i)
fo << v[i] << ' ';
fo << '\n';
} while (next_permutation(v.begin(), v.end()));
fi.close();
fo.close();
}