// 10. How are duplicates removed from an array without using any library? (solution)
		void Question10(int[] arr)
		{
			var h = new HelperFunctions();
			h.ArrayPrinter(arr);
			// TODO: 
		}
		// 6. How are duplicates removed from a given array? (solution)
		void Question6(int[] arr)
		{
			var h = new HelperFunctions();
			h.ArrayPrinter(arr);
			h.DuplicateRemover(arr);
		}
		// 7. How is an integer array sorted in place using the quicksort algorithm? (solution)
		void Question7(int[] arr)
		{
			var h = new HelperFunctions();
			h.ArrayPrinter(arr);
			// TODO: Solution link C# https://www.w3resource.com/csharp-exercises/searching-and-sorting-algorithm/searching-and-sorting-algorithm-exercise-9.php
		}