#include <iostream>
#include <cmath>
#include <fstream>
using namespace std;
ifstream f("damesah.in");
ofstream g("damesah.out");
int n, x[14], nrsol = 0;
int col[14], dg1[26], dg2[26];


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

void backt(int k)
{
    for(int v = 1; v <= n; v++)
    {
        x[k] = v;
        if((col[v] == 0) && (dg1[k + v - 1] == 0) && (dg2[n - k + v] == 0)) //valid
        {
            col[v] = dg1[k + v - 1] = dg2[n - k + v] = 1;
            if(k == n)
            {
                if(nrsol == 0)
                    afis(x, n);
                nrsol++;
            }
            else
                backt(k + 1);
            col[v] = dg1[k + v - 1] = dg2[n - k + v] = 0;
        }
    }
}

int main()
{
    f >> n;
    backt(1);
    g << nrsol;
    return 0;
}