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#include <fstream>
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
int n, x[9];
bool p[9];
void afis()
{
for(int i=1; i<=n; i++)
fout<<x[i]<<' ';
fout<<'\n';
}
void btk(int k)
{
for(int i=1; i<=n; i++)
if(!p[i])
{
x[k]=i;
p[i]=1;
if(k==n)
afis();
else btk(k+1);
p[i]=0;
}
}
int main()
{
fin>>n;
fin.close();
btk(1);
fout.close();
return 0;
}