using System;

class Program
{
    static void Main()
    {
        int N = int.Parse(Console.ReadLine()!);
        int[] A = Array.ConvertAll(Console.ReadLine()!.Split(), int.Parse);
        int count = 0;

        for (int l = 0; l < N; l++)
        {
            HashSet<int> set = new HashSet<int>();
            int maxVal = int.MinValue;
            int minVal = int.MaxValue;
            for (int r = l; r < N; r++)
            {
                if (set.Contains(A[r])) break; // 重複したら終了
                set.Add(A[r]);
                maxVal = Math.Max(maxVal, A[r]);
                minVal = Math.Min(minVal, A[r]);
                if (r - l + 1 >= 3)
                {
                    if (A[l] == maxVal || A[r] == maxVal || A[l] == minVal || A[r] == minVal)
                        count++;
                }
            }
        }

        Console.WriteLine(count);
    }
}