快排
#quick sort
def quickSort(L, low, high):
i = low
j = high
if i >= j:
return L
key = L[i]
while i < j:
while i < j and L[j] >= key:
j = j-1
L[i] = L[j]
while i < j and L[i] <= key:
i = i+1
L[j] = L[i]
L[i] = key
quickSort(L, low, i-1)
quickSort(L, j+1, high)
return L
def quick_sort(data, start, end):
if start >= end:
return
mid = data[start]
small = start
for i in range(start+1, end+1):
if data[i] > mid:
small += 1
if small != i:
temp = data[small]
data[small] = data[i]
data[i] = temp
data[start] = data[small]
data[small] = mid
quick_sort(data, start, small - 1)
quick_sort(data, small + 1, end)
冒泡
def bubble_sort(nums):
for i in range(len(nums) - 1): # 这个循环负责设置冒泡排序进行的次数
for j in range(len(nums) - i - 1): # j为列表下标
if nums[j] > nums[j + 1]:
nums[j], nums[j + 1] = nums[j + 1], nums[j]
return nums
print(bubble_sort([45, 32, 8, 33, 12, 22, 19, 97]))
# 输出:[8, 12, 19, 22, 32, 33, 45, 97]
网友评论