若给定的关键字集合为{20,15,14,18,21,36,40,10},一趟快速排序结束时,键值的排序为 10,15,14,18,20,36,40,21 10,15,14,18,20,40,36,21 10,15,14,20,18,40,36,21 15,10,14,18,20,36,40,21
10,15,14,18,20,36,40,21
10,15,14,18,20,40,36,21
10,15,14,20,18,40,36,21
15,10,14,18,20,36,40,21