Quicksort-and-Randomized-Quicksort

说明：  快速排序与随机快速排序，并且解决问题，计数其中重复排序次数与最大最小次数
(3． Implement Quicksort and Randomized Quicksort. Answer the following questions. (1) How many comparisons will Quicksort do on a list of n elements that all have the same value? (2) What are the maximum and minimum number of comparisons will Quicksort do on a list of n elements, give an instance for maximum and minimum case respectively. )