Hans Jakob Håland

csharp-fundamentals-lists.Main/Core.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Reflection.Metadata.Ecma335;
 using System.Text;
 using System.Threading.Tasks;
 
@@ -31,17 +32,17 @@ public List<string> Question1()
             //  TODO:  1.  Find the add method and add two more flavours of ice cream: "Phish Food", "Peanut Butter Cup"
 
             //write code here
+            _iceCreams.Add("Phish Food");
+            _iceCreams.Add("Peanut Butter Cup");
 
             return _iceCreams;        
         }
 
         public int Question2()
         {
-
-            //TODO:  find the lists method that returns the number of ice creams in the list and return this.
 
-            // remove exception and write code here
-            throw new NotImplementedException();
+            //TODO:  find the lists method that returns the number of ice creams in the list and return this.
+            return _iceCreams.Count;
         }
         public List<string> Question3()
         {
@@ -50,7 +51,9 @@ public List<string> Question3()
             //TODO: you can 'chain' methods on the _iceCream list, so add another Concat to include EvenMoreIceCream  (this is defined below) to the result list . e.g.   _iceCreams.Concat(this.MoreIceCream).Concat(other list to concat).ToList()
 
             List<string> results = _iceCreams.Concat(this.MoreIceCream).ToList();
-
+
+            results = _iceCreams.Concat(this.EvenMoreIceCream).ToList();
+
             return results;
 
             // remove exception and write code here
@@ -63,9 +66,10 @@ public List<string> Question4()
             //TODO: Remove the duplicates using the .Distinct() placing just before the .ToList()
             //      copy the List declaration line from Question3 and add the .Distinct() into the chain.  e.g.  _iceCreams.Concat(this.MoreIceCream).Concat(other list to concat).Distinct().ToList()
             //      be sure to include the MoreIceCream and EvenMoreIceCream lists
+            List<string> results = _iceCreams.Concat(this.MoreIceCream).ToList();
 
+            results = _iceCreams.Concat(this.EvenMoreIceCream).Distinct().ToList();
 
-            List<string> results = _iceCreams;
             // remove exception and write code here
             return results;
         }