Function quicksort 

pub fn quicksort<T: Ord + Clone>(arr: &mut [T])

快速排序

Examples

use algori::sort::quicksort;

let mut a = [7, 3, 5, 1, 9, 65, 65, 4, 6];
quicksort(&mut a);
assert_eq!(a, [1, 3, 4, 5, 6, 7, 9, 65, 65]);