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#include <fstream>
using namespace std;
ifstream fin("permutari.in");
ofstream fout("permutari.out");
const int NMAX=8;
int st[NMAX+5];
bool viz[NMAX+5];
int n, k;
void afisare()
{
int i;
for(i=1;i<=n;i++)
fout<<st[i]<<" ";
fout<<"\n";
}
void backt(int nivel)
{
if(nivel==n+1)
afisare();
else
{
int i;
for(i=1;i<=n;i++)
{
if(viz[i]==0)
{
viz[i]=1;
st[nivel]=i;
backt(nivel+1);
viz[i]=0;
st[nivel]=0;
}
}
}
}
int main()
{
fin>>n;
backt(1);
return 0;
}