python写一个冒泡算法
时间: 2023-10-11 15:11:57 浏览: 49
以下是冒泡排序算法的Python实现:
```python
def bubble_sort(arr):
n = len(arr)
for i in range(n):
for j in range(0, n-i-1):
if arr[j] > arr[j+1]:
arr[j], arr[j+1] = arr[j+1], arr[j]
return arr
```
该算法的时间复杂度为O(n^2),其中n为数组的长度。
相关问题
帮我用python写一个冒泡算法
好的,以下是Python实现的冒泡排序算法:
```python
def bubble_sort(arr):
n = len(arr)
for i in range(n):
for j in range(0, n-i-1):
if arr[j] > arr[j+1]:
arr[j], arr[j+1] = arr[j+1], arr[j]
return arr
```
你可以将需要排序的数组作为参数传递给这个函数,函数将返回一个按升序排列的新数组。
python写一段冒泡算法
好的,下面是一段使用Python实现冒泡排序算法的代码:
```python
def bubbleSort(arr):
n = len(arr)
# 遍历所有数组元素
for i in range(n):
# 最后i个元素已经排好序
for j in range(0, n-i-1):
# 如果当前元素大于下一个元素,则交换它们
if arr[j] > arr[j+1]:
arr[j], arr[j+1] = arr[j+1], arr[j]
```
其中,参数`arr`是待排序的数组。该算法的时间复杂度为O(n^2)。
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