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#include <bits/stdc++.h>
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
void afisare(int v[], int pas) {
for(int i = 1; i <= pas; i++) {
fout << v[i] << ' ';
}
fout << '\n';
}
void back(int v[], int viz[], int n, int pas) {
if(pas == n + 1)afisare(v, pas - 1);
else {
for(int i = 1; i <= n; i++) {
if(viz[i] == 0) {
v[pas] = i;
viz[i] = 1;
back(v, viz, n, pas + 1);
viz[i] = 0;
}
}
}
}
int main() {
int n, viz[10]{}, v[10];
fin >> n;
back(v, viz, n, 1);
}