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#include <bits/stdc++.h>
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
void printArr(int arr[], int n)
{
for(int i = 0; i < n; ++i)
cout << arr[i] << ' ';
cout << '\n';
}
void permutations(int str[], int i, int n)
{
if(i == n - 1)
{
printArr(str, n);
return;
}
for(int j = i; j < n; j++)
{
swap(str[i], str[j]);
permutations(str, i + 1, n);
swap(str[i], str[j]);
}
}
int main()
{
int a[10];
int n;
fin >> n;
for(int i = 0; i < n; ++i)
a[i] = i + 1;
permutations(a, 0, n);
}