Finished the lesson

Emne 3/Innkapsling/Innkapsling/Program.cs

@@ -1,6 +1,7 @@
 
-var numbers = new int[100];
+using Innkapsling;
-var numberCount = 0;
+
+var stats = new Stats();
 while (true)
 {
     Console.WriteLine("Skriv et tall (eller blankt for å avslutte: ");
@@ -8,13 +9,12 @@ while (true)
     if (string.IsNullOrWhiteSpace(numberStr)) break;
      
     var number = Convert.ToInt32(numberStr);
-    numbers[numberCount] = number;
+    stats.AddNumber(number);
-    numberCount++;
-    var sum = numbers.Sum();
     Console.Clear();
     Console.WriteLine(
-        $"Antall tall: {numberCount} " +
+        $"Antall tall: {stats.NumberCount} " + 
-        $"Sum: {sum} " +
+        $"Sum: {stats.Sum} " + 
-        $"Snitt: {(float)sum / numberCount}"
+        $"Snitt: {stats.Mean}"
         );
+    
 }

Emne 3/Innkapsling/Innkapsling/Stats.cs

@@ -1,6 +1,16 @@
 namespace Innkapsling;
 
-public class Stats
+internal class Stats
 {
+    public int NumberCount { get;  private set; }
+    public int Sum { get; private set; }
+
+    public float Mean => (float)Sum / NumberCount;
+    
+    public void AddNumber(int number)
+    {
+        Sum += number;
+        NumberCount++;
+    }
 
 }