python-排序算法

冒泡排序:

a=[3,1,5,2,4]
def bubbleSort(a):
    count=len(a)
    for i in range(0,count):
        for j in range(i+1,count):
            if a[i]>a[j]:
                a[i],a[j]=a[j],a[i]
    return a
a1
=bubbleSort(a) print(a1)

 

插入排序:

a= [3, 4, 1, 2, 5]
def insertSort(a):
    count = len(a)
    for i in range(1,count):
        key=a[i]
        j=i-1
        while j>=0:
            if a[j]>key:
                a[j+1]=a[j]
                a[j]=key
            j-= 1
    return a

a1=insertSort(a)
print(a1)

 

posted @ 2018-03-14 11:07  雪如歌  阅读(167)  评论(0编辑  收藏  举报