add Programmyday form github

E-Book/EBook.cs

@@ -0,0 +1,38 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace E_Book
+{
+    internal class EBook
+    {
+        private string? author;
+        private string? publishingYear;
+        private MediaAssets[] media;
+        private decimal totalPageCount;
+
+        public EBook(int number) 
+        {
+           media = new MediaAssets[number];
+        }
+        public bool AddMediaAsset(MediaAssets pageCount)
+        {
+            for (int i = 0; i < media.Length; i++)
+            {
+                if (media[i] is null)
+                {
+                    media[i] = pageCount;
+                    totalPageCount += media[i].GetPageCount();
+                    return true;
+                }
+            }
+            return false;
+        }
+        public void PrintInof()
+        {
+            Console.WriteLine($"Das Buch hat {totalPageCount} Seiten,");
+        }
+    }
+}