#include <fstream>

using namespace std;
const int NMAX = 13;

int N, x[NMAX + 1], nrSol;
bool C[NMAX + 1], dP[2 * NMAX], dS[2 * NMAX];

ifstream f("damesah.in");
ofstream g("damesah.out");

void afis()
{
    for(int i = 1; i <= N; i++)
        g << x[i] << ' ';
    g << '\n';
}

void BT(int k)
{
    if(k <= N)
    {
        for(int i = 1; i <= N; i++)
            if(C[i] == 0 && dP[N - k + i] == 0 && dS[k + i - 1] == 0) //valid
            {
                x[k] = i;
                C[i] = dP[N - k + i] = dS[k + i - 1] = 1;
                BT(k + 1);
                C[i] = dP[N - k + i] = dS[k + i - 1] = 0;
            }
    }
    else
    {
        if(nrSol == 0) afis();
        nrSol++;
    }
}

int main()
{
    f >> N;
    BT(1);
    g << nrSol;
    return 0;
}