refactor: change folder structure

01-Introductory-Sessions/Session05/Projects/Library/Person.cs

@@ -0,0 +1,19 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace MyLibrary
+{
+    public class Person
+    {
+        public string Name { get; set; }
+        public int Age { get; set; }
+
+        public virtual string Introduce()
+        {
+            return "Hi, I am " + Name;
+        }
+    }
+}