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#include <fstream>
using namespace std;
ifstream fin("damesah.in");
ofstream fout("damesah.out");
short n,v[13],l[13],d1[27],d2[27];
int s;
void bk(short i)
{
if(i==n)
{
if(s==0)
for(i=0;i<n;++i)
fout<<v[i]+1<<" ";
s++;
}
else
{
for(short j=0;j<n;++j)
{
if(l[j]==0 && d1[j-i+n-1]==0 && d2[j+i]==0)
{
v[i]=j;
l[j]=1;
d1[j-i+n-1]=1;
d2[j+i]=1;
bk(i+1);
l[j]=0;
d1[j-i+n-1]=0;
d2[j+i]=0;
}
}
}
}
int main()
{
fin>>n;
bk(0);
fout<<"\n"<<s;
}