using System;
using System.Collections.Generic;
using System.Linq;

public class Solution
{
    public static void Main()
    {
        var N = int.Parse(Console.ReadLine());
        var Y = Console.ReadLine().Split(' ').Select(long.Parse).OrderBy(i => i).ToArray();

        if (Y.All(y => y == Y[0]))
        {
            Console.WriteLine(1);
            return;
        }

        // 距離の和 = Σ|y - 中央値|
        // 中央値前後で符号が逆転することにより絶対値を外し，中央値を消す

        var acc = new long[N + 1];
        for (int i = 0; i < N; i++)
        {
            acc[i + 1] = Y[i] + acc[i];
        }

        // [start, end)
        long getDiff(int start, int end)
        {
            if (start + 1 == end)
            {
                return 0;
            }
            var mid = (end - start) / 2 + start;
            if ((end - start) % 2 == 0)
            {
                return acc[end] - acc[mid] - (acc[mid] - acc[start]);
            }
            return acc[end] - acc[mid + 1] - (acc[mid] - acc[start]);
        }

        var min = long.MaxValue;
        for (int k = 1; k < N; k++)
        {
            var diff = getDiff(0, k) + getDiff(k, N);
            min = Math.Min(diff, min);
        }

        Console.WriteLine(min);
    }
}