diff --git a/GitHubTestProject/Program.cs b/GitHubTestProject/Program.cs
index b910941..4134af4 100644
--- a/GitHubTestProject/Program.cs
+++ b/GitHubTestProject/Program.cs
@@ -20,8 +20,10 @@ static void Main(string[] args)
         /// <returns></returns>
         public static bool IsPrime(int n)
         {
-            // TODO: Complete fhe funtion
-            return n % 2 != 0;
+            for (int i = 2; i * i <= n; i++)
+                if (n % i == 0)
+                    return false;
+            return true;
         }
 
         /// <summary>
@@ -30,7 +32,7 @@ public static bool IsPrime(int n)
         /// <param name="a">An integer array</param>
         public static void Sort(int[] a)
         {
-            // TODO: Complete fhe funtion
+            Array.Sort(a);
         }
     }
 }