WIP

Author: Gonzalo Diaz

src/algorithm_exercises_csharp/Hello.cs

@@ -4,12 +4,9 @@ namespace algorithm_exercises_csharp;
 
 public class HelloWorld
 {
-  const string __message = "Hello World!";
+  private readonly string __message = "Hello World!";
 
-  [ExcludeFromCodeCoverage]
-  protected HelloWorld() { }
-
-  public static string hello()
+  public string hello()
   {
     return __message;
   }

src/algorithm_exercises_csharp/hackerrank/interview_preparation_kit/arrays/ArraysLeftRotation.cs

@@ -4,11 +4,8 @@ namespace algorithm_exercises_csharp.hackerrank.interview_preparation_kit.arrays
 
 using System.Diagnostics.CodeAnalysis;
 
-public class ArraysLeftRotation
+public static class ArraysLeftRotation
 {
-  [ExcludeFromCodeCoverage]
-  protected ArraysLeftRotation() { }
-
   public const int FIRST_POSITION = 0;
 
   /**

src/algorithm_exercises_csharp/hackerrank/interview_preparation_kit/arrays/CrushBruteForce.cs

@@ -5,11 +5,8 @@ namespace algorithm_exercises_csharp.hackerrank.interview_preparation_kit.arrays
 
 using System.Diagnostics.CodeAnalysis;
 
-public class CrushBruteForce
+public static class CrushBruteForce
 {
-  [ExcludeFromCodeCoverage]
-  protected CrushBruteForce() { }
-
   private const int INITIALIZER = 0;
 
   public static long arrayManipulation(int n, List<List<int>> queries)

src/algorithm_exercises_csharp/hackerrank/interview_preparation_kit/arrays/CrushOptimized.cs

@@ -5,10 +5,8 @@ namespace algorithm_exercises_csharp.hackerrank.interview_preparation_kit.arrays
 
 using System.Diagnostics.CodeAnalysis;
 
-public class CrushOptimized
+public static class CrushOptimized
 {
-  [ExcludeFromCodeCoverage]
-  private CrushOptimized() { }
 
   /**
   // arrayManipulation.

src/algorithm_exercises_csharp/hackerrank/interview_preparation_kit/arrays/NewYearChaos.cs

@@ -4,11 +4,8 @@ namespace algorithm_exercises_csharp.hackerrank.interview_preparation_kit.arrays
 
 using System.Diagnostics.CodeAnalysis;
 
-public class NewYearChaos
+public static class NewYearChaos
 {
-  [ExcludeFromCodeCoverage]
-  protected NewYearChaos() { }
-
   public const String TOO_CHAOTIC_ERROR = "Too chaotic";
 
   /**

src/algorithm_exercises_csharp/hackerrank/interview_preparation_kit/arrays/TwoDArray.cs

@@ -4,11 +4,8 @@ namespace algorithm_exercises_csharp.hackerrank.interview_preparation_kit.arrays
 
 using System.Diagnostics.CodeAnalysis;
 
-public class TwoDArray
+public static class TwoDArray
 {
-  [ExcludeFromCodeCoverage]
-  protected TwoDArray() { }
-
   private static List<int> getHourGlass(List<List<int>> arr, int positionX, int positionY)
   {
     List<int> result = [];

src/algorithm_exercises_csharp/hackerrank/interview_preparation_kit/dictionaries_and_hashmaps/CountTriplets.cs

@@ -7,11 +7,8 @@ namespace algorithm_exercises_csharp.hackerrank.interview_preparation_kit.dictio
 using System.Diagnostics.CodeAnalysis;
 using System.Collections.Generic;
 
-public class CountTriplets
+public static class CountTriplets
 {
-  [ExcludeFromCodeCoverage]
-  protected CountTriplets() { }
-
   public static long countTriplets(List<long> arr, long r)
   {
     Dictionary<long, long> aCounter = [];

src/algorithm_exercises_csharp/hackerrank/interview_preparation_kit/dictionaries_and_hashmaps/CountTripletsBruteForce.cs

@@ -5,11 +5,8 @@ namespace algorithm_exercises_csharp.hackerrank.interview_preparation_kit.dictio
 using System.Diagnostics.CodeAnalysis;
 using System.Collections.Generic;
 
-public class CountTripletsBruteForce
+public static class CountTripletsBruteForce
 {
-  [ExcludeFromCodeCoverage]
-  protected CountTripletsBruteForce() { }
-
   public static long countTriplets(List<long> arr, long r)
   {
     long size = arr.Count;

src/algorithm_exercises_csharp/hackerrank/interview_preparation_kit/dictionaries_and_hashmaps/FrequencyQueries.cs

@@ -13,14 +13,14 @@ private FrequencyQueries()
     reset();
   }
 
-  private static readonly long __INITIAL__ = 1L;
+  private const long __INITIAL__ = 1L;
 
   private const int __INSERT__ = 1;
   private const int __DELETE__ = 2;
   private const int __SELECT__ = 3;
 
-  private static readonly int __NOT_FOUND__ = 0;
-  private static readonly int __FOUND__ = 1;
+  private const int __NOT_FOUND__ = 0;
+  private const int __FOUND__ = 1;
 
   readonly Dictionary<long, long> valueFreqs = [];
   readonly Dictionary<long, List<long>> freqDictionary = [];

src/algorithm_exercises_csharp/hackerrank/interview_preparation_kit/dictionaries_and_hashmaps/RansomNote.cs

@@ -5,22 +5,23 @@ namespace algorithm_exercises_csharp.hackerrank.interview_preparation_kit.dictio
 using System.Diagnostics.CodeAnalysis;
 using System.Collections.Generic;
 
-public class RansomNote
+public static class RansomNote
 {
-  [ExcludeFromCodeCoverage]
-  protected RansomNote() { }
-
   public class InvalidValueException : Exception
   {
     // constructor for the InvalidAgeException class
     public InvalidValueException(string msg)
     {
       Console.WriteLine(msg);
     }
+
+    public InvalidValueException()
+    {
+    }
   }
 
-  private static readonly string __YES__ = "Yes";
-  private static readonly string __NO__ = "No";
+  private const string __YES__ = "Yes";
+  private const string __NO__ = "No";
 
   public static bool checkMagazineCompute(List<string> magazine, List<string> note)
   {