1. Using QuickSort do one pass ( through the step where the pivot is exchanged) through the following list of values. Show me where the pivot, left, and right pointers are. Redraw the array following each exchange including the updated positions of the pointers 20 10 15 27 49 30 20 10 15 27 49 30 20 10 15 49 27 30 10 15 20 49 27 30