#include <bits/stdc++.h>

using namespace std;

ifstream fin("damesah.in");
ofstream fout("damesah.out");

int n, sol = 0, a[14];

bool check(int pas)
{
    int sfq[2 * n + 1], dfq[2 * n + 1], vfq[n + 1];

    memset(sfq, 0, sizeof(sfq));
    memset(dfq, 0, sizeof(dfq));
    memset(vfq, 0, sizeof(vfq));

    for(int i = 1; i <= pas; i++)
    {
        dfq[(i - a[i] + n)]++;
        sfq[(i + a[i])]++;
        vfq[a[i]]++;
    }
    for(int i = 1; i < 2 * n + 1; i++)
    {
        if(dfq[i] > 1)return false;
        if(sfq[i] > 1)return false;
    }
    for(int i = 1; i <= n; i++)
    {
        if(vfq[i] > 1)return false;
    }

    return true;
}

void bkt(int pas)
{
    if (pas == n + 1)
    {
        sol++;
        if(sol == 1)
        {
            for(int i = 1; i <= n; i++)
            {
                fout << a[i] << " ";
            }
            fout << "\n";
        }
        return;
    }
    else
    {
        for (int i = 1; i <= n; i++)
        {
            a[pas] = i;
            if (check(pas))
            { 
                cout << a[pas] << " ";
                bkt(pas + 1);
            }
        }
    }
}

int main()
{
    fin >> n;
    bkt(1);
    fout << sol;
    return 0;
}