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#include <iostream>
#include <fstream>
#define nmax 14
using namespace std;
int nr,n,st[nmax],viz[nmax];
ifstream fin("damesah.in");
ofstream fout("damesah.out");
int abs(int x)
{
if(x>0)return x;else return -x;
}
void afisare()
{
for(int i=1;i<=n;i++)
fout<<st[i]<<' ';
fout<<'\n';
nr=1;
}
void gen(int k)
{
if(k==n+1)
if(!nr)afisare();
else nr++;
else
for(int i=1;i<=n;i++)
if(!viz[i])
{int ok=1;
for(int j=1;j<k;j++)
if( abs(k-j) == abs(i-st[j]) )
ok=0;
if(ok)
{st[k]=i; viz[i]=1;
gen(k+1);
viz[i]=0;
}
}
}
int main()
{
fin>>n;
gen(1);
fout<<nr;
}