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#include <fstream>
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
int used[10], rez[10], n;
void bkt(int pas)
{
if(pas == n + 1)
{
for(int i = 1; i <= n; ++i)
fout << rez[i] << ' ';
fout << '\n';
return;
}
for(int i = 1; i <= n; ++i)
if(!used[i])
{
rez[pas] = i;
used[i] = 1;
bkt(pas + 1);
used[i] = 0;
rez[pas] = 0;
}
}
int main()
{
fin >> n;
bkt(1);
return 0;
}