Complete exercises

csharp-fundamentals-lists.Main/Core.cs

@@ -31,6 +31,8 @@ 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;        
         }
@@ -41,15 +43,16 @@ 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();
+
+            return _iceCreams.Count;
         }
         public List<string> Question3()
         {
 
             // The code below concatenates this.MoreIceCream to the _iceCreams list into a new results list.
             //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();
+            List<string> results = _iceCreams.Concat(this.MoreIceCream).Concat(this.EvenMoreIceCream).ToList();
 
             return results;
 
@@ -65,7 +68,7 @@ public List<string> Question4()
             //      be sure to include the MoreIceCream and EvenMoreIceCream lists
 
 
-            List<string> results = _iceCreams;
+            List<string> results = _iceCreams.Concat(this.MoreIceCream).Concat(this.EvenMoreIceCream).Distinct().ToList();
             // remove exception and write code here
             return results;
         }

domain-model.md

@@ -0,0 +1,11 @@
+| Classes  | Methods                              | Scenario                                       | Output                     |
+|----------|--------------------------------------|------------------------------------------------|----------------------------|
+| TodoList | List<Task> Tasks {get; set;}         | Store and get tasks                            | List<Task> tasks           |
+|          | AddTask(String, taskName)            | Add a new task to Task List                    | bool                       |
+|          | GetCompleteTasks(List<Task> Tasks)   | Filter the tasks to show only complete         | List<Task> completeTasks   |
+|          | GetIncompleteTasks(List<Task> Tasks) | Filter tasks to find only incomplete           | List<Task> incompleteTasks |
+|          | SearchTask(String name)              | Search for a specific task                     | bool                       |
+|          | RemoveTask(String name)              | Remove task if exists                          | bool                       |
+|          | OrderTasks(bool ascending)           | Order alphabetically true = asc / false = desc | List<Task> Tasks           |
+| ListTask | String Name {get; set;}              | store and get name of task                     | String name                |
+|          | bool Complete {get; set;} = false;   | check completion status                        | bool                       |