Program.cs

using PyramidSolver.Interfaces;
using System;

namespace PyramidSolver
{
    internal class Program
    {
        private static void Main()
        {
            IPyramidGenerator generator = new RandomPyramidGenerator(10, 99);
            PyramidModel pyramid = generator.GeneratePyramid();

            // Iterative
            {
                IPyramidSolver solver = new IterativePyramidSolver();
                Console.WriteLine(pyramid);
                Console.WriteLine($"Maximum path sum for this pyramid is: {solver.PyramidMaximumTotal(pyramid)}");
            }

            Console.WriteLine();

            // Recursive
            {
                IPyramidSolver solver = new RecursivePyramidSolver();
                Console.WriteLine(pyramid);
                Console.WriteLine($"Maximum path sum for this pyramid is: {solver.PyramidMaximumTotal(pyramid)}");
            }

            Console.ReadLine();
        }
    }
}