static void Main(string[] args) { int[] arr = new int[] { 1, 5, 6, 8, 13, 45, 65, 121, 123, 163, 245, 334 }; QuickSort quickSort = new QuickSort(); var sortedArray = quickSort.DoQuickSort(arr); foreach (int element in sortedArray) { Console.Write(element + " "); } Console.WriteLine(""); }