#include <fstream>
using namespace std;
ifstream f("damesah.in");
ofstream fout("damesah.out");
int maxn=20;
int maxd=maxn*3;
int n,i,bsol[20],used[20],diag1[20],diag2[20],sol[20],cnt;
int k;

void bkt()
{
    ++k;
    if(k>n)
    {
        ++cnt;
        if(sol[1]==0)
        {
            for(register int i=1;i<=n;++i)
            {
                sol[i]=bsol[i];
            }
        }
    }
    else
    {
        for(register int i=1;i<=n;++i)
        {
            int d1=k+i;
            int d2=k-i+maxn;
            if(!used[i] && !diag1[d1] && !diag2[d2])
            {
                used[i]=1;
                diag1[d1]=1;
                diag2[d2]=1;
                bsol[k]=i;
                bkt();
                used[i]=0;
                diag1[d1]=0;
                diag2[d2]=0;
            }
        }
    }
    --k;
}

int main()
{
    f>>n;
    bkt();

    for(i=1;i<=n;i++)
    {
        fout<<sol[i]<<" ";
    }
    fout<<"\n"<<cnt;
    return 0;
}