1. Pick 2 elements(a, b), compare them. (say a > b)2. Update min by comparing (min, b)3. Update max by comparing (max, a)
这样,您将对2个元素进行3个比较,总计
3N/2为
N元素的总比较。

1. Pick 2 elements(a, b), compare them. (say a > b)2. Update min by comparing (min, b)3. Update max by comparing (max, a)
这样,您将对2个元素进行3个比较,总计
3N/2为
N元素的总比较。