diff --git a/csharp-fundamentals-lists.Main/Core.cs b/csharp-fundamentals-lists.Main/Core.cs index 185c6d3..ef91b3a 100644 --- a/csharp-fundamentals-lists.Main/Core.cs +++ b/csharp-fundamentals-lists.Main/Core.cs @@ -30,7 +30,8 @@ public List Question1() // by typing _iceCreams. intellisense shows all of the methods associated with the _inceCreams list. // 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; } @@ -41,7 +42,7 @@ 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 Question3() { @@ -49,8 +50,12 @@ public List 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 results = _iceCreams.Concat(this.MoreIceCream).ToList(); + List results = _iceCreams + .Concat(this.MoreIceCream) + .Concat(this.EvenMoreIceCream) + .ToList(); + return results; // remove exception and write code here @@ -65,8 +70,12 @@ public List Question4() // be sure to include the MoreIceCream and EvenMoreIceCream lists - List results = _iceCreams; - // remove exception and write code here + List results = _iceCreams + .Concat(this.MoreIceCream) + .Concat (this.EvenMoreIceCream) + .Distinct() + .ToList(); + return results; }