#include <bits/stdc++.h>
#include <unistd.h>

using namespace std;

#define DEBUG(x) cerr<<#x<<": "<<x<<endl;
#define DEBUG_VEC(v) cerr<<#v<<":";for(int i=0;i<v.size();i++) cerr<<" "<<v[i]; cerr<<endl
#define DEBUG_MAT(v) cerr<<#v<<endl;for(int i=0;i<v.size();i++){for(int j=0;j<v[i].size();j++) {cerr<<v[i][j]<<" ";}cerr<<endl;}


typedef long long ll;
#define vi vector<int>
#define vl vector<ll>
#define vii vector< vector<int> >
#define vll vector< vector<ll> >
#define vs vector<string>
#define pii pair<int,int>
#define pis pair<int,string>
#define psi pair<string,int>
#define pll pair<ll,ll>
template<class S, class T> pair<S, T> operator+(const pair<S, T> &s, const pair<S, T> &t) { return pair<S, T>(s.first + t.first, s.second + t.second); }
template<class S, class T> pair<S, T> operator-(const pair<S, T> &s, const pair<S, T> &t) { return pair<S, T>(s.first - t.first, s.second - t.second); }
template<class S, class T> ostream& operator<<(ostream& os, pair<S, T> p) { os << "(" << p.first << ", " << p.second << ")"; return os; }
#define X first
#define Y second
#define rep(i,n) for(int i=0;i<(n);i++)
#define rep1(i,n) for(int i=1;i<=(n);i++)
#define rrep(i,n) for(int i=(n)-1;i>=0;i--)
#define rrep1(i,n) for(int i=(n);i>0;i--)
#define REP(i,a,b) for(int i=a;i<b;i++)
#define in(x, a, b) (a <= x && x < b)
#define all(c) c.begin(),c.end()
template<class T> bool chmax(T &a, const T &b) { if (a<b) { a = b; return 1; } return 0; }
template<class T> bool chmin(T &a, const T &b) { if (a>b) { a = b; return 1; } return 0; }
#define UNIQUE(v) v.erase(std::unique(v.begin(), v.end()), v.end());
const ll inf = 1000000001;
const ll INF = (ll)1e18 + 1;
const ll MOD = 1000000007;
//const ll MOD = 998244353;
const double pi = 3.14159265358979323846;
#define Sp(p) cout<<setprecision(15)<< fixed<<p<<endl;
int dx[4] = { -1,0, 1,0 }, dy[4] = { 0,1,0,-1 };
int dx2[8] = { 1,1,0,-1,-1,-1,0,1 }, dy2[8] = { 0,1,1,1,0,-1,-1,-1 };
#define fio() cin.tie(0); ios::sync_with_stdio(false);
// #define mp make_pair
//#define endl '\n'

int main() {
  int n;
  cin >> n;
  vl y(n);
  rep (i, n) {
    cin >> y[i];
  }
  bool flag = true;
  rep1 (i, n - 1) {
    if (y[i] != y[i - 1]) flag = false;
  }
  if (flag) {
    cout << 1 << endl;
    return 0;
  }

  sort(all(y));
  vl sum(n + 1);
  rep (i, n) {
    sum[i + 1] = sum[i] + y[i];
  }

  ll ans = INF;
  rep (i, n - 1) {
    ll res = INF;
    for (int _ = 0; _ <= 1; _++) {
      int m = i / 2 + _;
      ll temp = 0;
      temp += (m + 1) * y[m] - sum[m + 1];
      temp += (sum[i + 1] - sum[m + 1]) - (i - m) * y[m];
      chmin(res, temp);
    }
    ll res2 = INF;
    for (int _ = 0; _ <= 1; _++) {
      int k = n - i - 1;
      int m = i + k / 2 + _;
      ll temp = 0;
      temp += y[m] * (m - i) - (sum[m + 1] - sum[i + 1]);
      temp += (sum[n] - sum[m + 1]) - y[m] * (n - 1 - m);
      chmin(res2, temp);
    }
    chmin(ans, res + res2);
  }
  cout << ans << endl;
}