python 气泡排序

 1 #!/usr/bin/env python
 2 # -*- coding: utf-8 -*-
 3 
 4 # author: dcl
 5 # date: 2018/1/30
 6 
 7 # 冒泡法排序
 8 
 9 
10 def bubbleSort(nums):
11     for i in range(len(nums) - 1):
12         for j in range(len(nums) - i - 1):
13             if nums[j] > nums[j + 1]:
14                 nums[j], nums[j + 1] = nums[j + 1], nums[j]
15 
16     return nums
17 
18 
19 nums = [3, 5, 2, 1, 9]
20 print(bubbleSort(nums))