ExamPrep/ Task 3 Fir Tree

using System;
class FirTree
{
    static void Main()
    {
        int n = int.Parse(Console.ReadLine());
        if ((n > 3) && (n < 101))
        {
            for (int treeRow = 0; treeRow < n - 1; treeRow++)
            {
                int pointCount = n - 2 - treeRow;
                int asteriskCount = 2 * treeRow + 1;
                for (int point = 0; point < pointCount; point++)
                {
                    Console.Write(".");
                }
                for (int point = 0; point < asteriskCount; point++)
                {
                    Console.Write("*");
                }
                for (int point = 0; point < pointCount; point++)
                {
                    Console.Write(".");
                }

                Console.WriteLine("");
            }
            for (int stemRow = 0; stemRow < 1; stemRow++)
            {
                for (int point = 1; point <= (n - 2 - stemRow); point++)
                {
                    Console.Write(".");
                }
                for (int asterisk = 0; asterisk < 1; asterisk++)
                {
                    Console.Write("*");
                }
                for (int point = 1; point <= (n - 2 - stemRow); point++)
                {
                    Console.Write(".");
                }
                Console.WriteLine("");
            }
        }
        else
        {
            Console.WriteLine("Wrong Value!");
        }
    }
}