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#include <bits/stdc++.h>
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
int n, v[15], fr[15];
void afiseaza(int m) {
for (int i = 1; i <= m; ++i)
fout << v[i] << ' ';
fout << '\n';
return;
}
void rezolva(int m) {
if (m == n + 1) {
afiseaza(m - 1);
return;
}
for (int i = 1; i <= n; ++i) {
if (!fr[i]) {
v[m] = i;
fr[i]++;
rezolva(m + 1);
fr[i]--;
}
}
}
int main()
{
fin >> n;
rezolva(1);
return 0;
}