using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Cube3D
{
    class Program
    {
        static void Main(string[] args)
        {
            int depth = 5;
            int width = 10;
            int height = 15;

            var maxLines = height+depth;
            var maxColumn = width + depth;

            var tempDepth = depth;
            var tempDepth2 = depth;

            for (int line = 0; line < maxLines; line++)
            {
                if (tempDepth > 0 && line == 0)
                {
                    Console.Write(new String(' ', tempDepth));
                    Console.Write(new String('*', width));
                }
                else if (tempDepth > 0 && line != 0)
                {
                    Console.Write(new String(' ', tempDepth));
                    Console.Write('*');
                    Console.Write(new String(' ', width - 2));
                    Console.Write('*');
                    var diff = depth - tempDepth;
                    if (diff > 1)
                    {
                        Console.Write(new String(' ', diff - 1));
                    }
                    Console.Write('*');
                }
                else if (tempDepth == 0 && line == depth)
                {
                    Console.Write(new String('*', width));
                    Console.Write(new String(' ', depth - 1));
                    Console.Write('*');
                }
                else if (tempDepth == 0 && line < maxLines-depth-1)
                {
                    Console.Write('*');
                    Console.Write(new String(' ', width-2));
                    Console.Write('*');
                    Console.Write(new String(' ', depth - 1));
                    Console.Write('*');
                }
                else if (tempDepth == 0 && line >= maxLines - depth-1 && tempDepth2 != 0)
                {
                    Console.Write('*');
                    Console.Write(new String(' ', width - 2));
                    Console.Write('*');
                    Console.Write(new String(' ', tempDepth2-1));
                    Console.Write('*');
                    tempDepth2--;
                }
                else if (tempDepth == 0 && tempDepth2 == 0)
                {
                    Console.Write(new String('*',width));
                }

                if (tempDepth > 0)
                {
                    tempDepth--;
                }
                Console.WriteLine();
            }
            Console.ReadKey();
        }
    }
}