Python算法之---冒泡，选择，插入排序算法_python算法之---冒泡,选择,插入排序算法-优快云博客

本文介绍了三种基本的排序算法：冒泡排序、选择排序和插入排序，并通过Python代码展示了这些算法的具体实现过程。

摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >

'''

Created
 on 2013-8-23

@author:
 codegeek

'''

def
 bubble_sort(seq):

    for i in range(len(seq)):

        for j in range(i,len(seq)):

            if seq[j]
 < seq[i]:

                tmp
 = seq[j]

                seq[j]
 = seq[i]

                seq[i]
 = tmp

def
 selection_sort(seq):

    for i in range(len(seq)):

        position
 = i

        for j in range(i,len(seq)):

            if seq[position]
 > seq[j]:

                position
 = j

        if position
 != i:

                tmp
 = seq[position]

                seq[position]
 = seq[i]

                seq[i]
 = tmp

def
 insertion_sort(seq):

    if len(seq)
 > 1:

        for i in range(1,len(seq)):

            while i
 > 0 and
 seq[i] < seq[i-1]:

                tmp
 = seq[i]

                seq[i]
 = seq[i-1]

                seq[i-1]
 = tmp

                i
 = i - 1

if __name__
 == "__main__":

    print "--------bubble_sort-------------"

    seq
 = [22,1,33,4,7,6,8,9,11]

    bubble_sort(seq)

    print
 seq

    print "--------selection_sort-------------"

    seq
 = [88,44,33,4,7,6,8,9,11]

    selection_sort(seq)

    print
 seq

    print "--------insertion_sort-------------"

    seq
 = [777,44,33,4,7,6,1111,100,11]

    insertion_sort(seq)

    print
 seq