using System;
using static System.Console;
using System.Linq;
using System.Collections.Generic;

class Program
{
    static int NN => int.Parse(ReadLine());
    static int[] NList => ReadLine().Split().Select(int.Parse).ToArray();
    static int[][] NArr(long n) => Enumerable.Repeat(0, (int)n).Select(_ => NList).ToArray();
    public static void Main()
    {
        Solve();
    }
    static void Solve()
    {
        var n = NN;
        var a = NList;
        var left = new int[n];
        var right = new int[n];
        for (var i = 1; i < n; ++i)
        {
            left[i] = left[i - 1] + (a[i - 1] < a[i] ? 1 : 0);
        }
        for (var i = n - 2; i >= 0; --i)
        {
            right[i] = right[i + 1] + (a[i] > a[i + 1] ? 1 : 0);
        }
        var ans = 0L;
        for (var i = 0; i < n; ++i) ans += Math.Min(left[i], right[i]);
        WriteLine(ans);
    }
}