init heap in bulk via contructor

Author: justcoding121

src/Advanced.Algorithms/Sorting/HeapSort.cs

@@ -14,11 +14,7 @@ public class HeapSort<T> where T : IComparable
         public static T[] Sort(T[] array)
         {
             //heapify
-            var heap = new BMinHeap<T>();
-            foreach (var item in array)
-            {
-                heap.Insert(item);
-            }
+            var heap = new BMinHeap<T>(array);
 
             //now extract min until empty and return them as sorted array
             var sortedArray = new T[array.Length];