Removed spaces from top-level directory names.

Spaces tend to cause annoyances in a Unix-style shell environment.
This change fixes that.

61_Math_Dice/csharp/Program.cs

@@ -0,0 +1,121 @@
+using System;
+
+namespace MathDice
+{
+    public static class Program
+    {
+        readonly static Random random = new Random();
+
+        static int DieOne = 0;
+        static int DieTwo = 0;
+
+        private const string NoPips = "I     I";
+        private const string LeftPip = "I *   I";
+        private const string CentrePip = "I  *  I";
+        private const string RightPip = "I   * I";
+        private const string TwoPips = "I * * I";
+        private const string Edge = " ----- ";
+
+        static void Main(string[] args)
+        {
+            int answer;
+
+            GameState gameState = GameState.FirstAttempt;
+
+            Console.WriteLine("MATH DICE".CentreAlign());
+            Console.WriteLine("CREATIVE COMPUTING  MORRISTOWN, NEW JERSEY".CentreAlign());
+            Console.WriteLine();
+            Console.WriteLine();
+            Console.WriteLine();
+            Console.WriteLine("THIS PROGRAM GENERATES SUCCESSIVE PICTURES OF TWO DICE.");
+            Console.WriteLine("WHEN TWO DICE AND AN EQUAL SIGN FOLLOWED BY A QUESTION");
+            Console.WriteLine("MARK HAVE BEEN PRINTED, TYPE YOUR ANSWER AND THE RETURN KEY.");
+            Console.WriteLine("TO CONCLUDE THE LESSON, TYPE CONTROL-C AS YOUR ANSWER.");
+            Console.WriteLine();
+            Console.WriteLine();
+
+            while (true)
+            {
+                if (gameState == GameState.FirstAttempt)
+                {
+                    Roll(ref DieOne);
+                    Roll(ref DieTwo);
+
+                    DrawDie(DieOne);
+                    Console.WriteLine("   +");
+                    DrawDie(DieTwo);
+                }
+
+                answer = GetAnswer();
+
+                if (answer == DieOne + DieTwo)
+                {
+                    Console.WriteLine("RIGHT!");
+                    Console.WriteLine();
+                    Console.WriteLine("THE DICE ROLL AGAIN...");
+
+                    gameState = GameState.FirstAttempt;
+                }
+                else
+                {
+                    if (gameState == GameState.FirstAttempt)
+                    {
+                        Console.WriteLine("NO, COUNT THE SPOTS AND GIVE ANOTHER ANSWER.");
+                        gameState = GameState.SecondAttempt;
+                    }
+                    else
+                    {
+                        Console.WriteLine($"NO, THE ANSWER IS{DieOne + DieTwo}");
+                        Console.WriteLine();
+                        Console.WriteLine("THE DICE ROLL AGAIN...");
+                        gameState = GameState.FirstAttempt;
+                    }
+                }
+            }
+        }
+
+        private static int GetAnswer()
+        {
+            int answer;
+
+            Console.Write("      =?");
+            var input = Console.ReadLine();
+
+            int.TryParse(input, out answer);
+
+            return answer;
+        }
+
+        private static void DrawDie(int pips)
+        {
+            Console.WriteLine(Edge);
+            Console.WriteLine(OuterRow(pips, true));
+            Console.WriteLine(CentreRow(pips));
+            Console.WriteLine(OuterRow(pips, false));
+            Console.WriteLine(Edge);
+            Console.WriteLine();
+        }
+
+        private static void Roll(ref int die) => die = random.Next(1, 7);
+
+        private static string OuterRow(int pips, bool top)
+        {
+            return pips switch
+            {
+                1 => NoPips,
+                var x when x == 2 || x == 3 => top ? LeftPip : RightPip,
+                _ => TwoPips
+            };
+        }
+
+        private static string CentreRow(int pips)
+        {
+            return pips switch
+            {
+                var x when x == 2 || x == 4 => NoPips,
+                6 => TwoPips,
+                _ => CentrePip
+            };
+        }
+    }
+}