add Programmyday form github

AudioPlayer/WAVFile.cs

@@ -0,0 +1,21 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AudioPlayer
+{
+    internal class WAVFile : AudioFile
+    {
+        public WAVFile(string fileName, string speicherOrt)
+        {
+            this.fileName = fileName;
+            this.speicherOrt = speicherOrt;
+        }
+        public override void Play()
+        {
+            Console.WriteLine($"{this.fileName} von {this.speicherOrt} vom Typ WAV wird abgespielt.");
+        }
+    }
+}