#define rep(i, n) for(int i = 0; i < (int)(n); i++)
typedef long long ll;
#include <bits/stdc++.h>
using namespace std;
int main() {
    ll n;
    std::cin >> n;
    vector<ll> y(n);
    for (int i = 0; i < n; i++) {
        std::cin >> y[i];
    }
    sort(y.begin(),y.end());
    
    if(y[0] == y[n-1]){
        std::cout << 1 << std::endl;
        return 0;
    }

    vector<ll> sum(n+1);
    for (int i = 0; i < n; i++) {
        sum[i+1] = sum[i]+y[i]; 
    }
    
    ll result = 1e15;
    
    for (int i = 0; i < n-1; i++) {
        ll dv,uv;
        
        ll m = i/2;
        if(i%2==0){
            // 個数は奇数子。真ん中は抜く
            dv = sum[i+1] -sum[m+1] - sum[m];
        }else{
            dv = sum[i+1] -sum[m+1] -sum[m+1];
        }
        m = (n-i)/2+i;
        
        // std::cout << m << std::endl;
        if( (n-i)%2==0 ){
            uv = sum[n] - sum[m+1] - (sum[m]-sum[i+1]);
        }else{
            uv = sum[n] - sum[m+1] - (sum[m+1]-sum[i+1]);
        }
        
        // std::cout << dv<<" "<<uv << std::endl;
        
        result = min(uv+dv,result);
    }
    std::cout << result << std::endl;
}