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#coding=utf-8
'''
数据结构排序
'''
#函数冒泡排序
# 参数alist：被排序的列表
def bubbleSort(alist):
for num in range(len(alist)-1,0,-1):
for i in range(num):
if alist < alist[i+1]:
#进行当前位置和下一个位置的交换
alist = alist^alist[i+1]
alist[i+1] = alist^alist[i+1]
alist = alist^alist[i+1]
return alist
#函数选择排序
# 参数alist：被排序的列表
def selectSort(alist):
for num in range(len(alist)-1,0,-1):
positionMax = 0
for index in range(1,num+1):
if alist[positionMax] < alist[index]:
positionMax = index
# temp = alist[num]
# alist[num] = alist[positionMax]
# alist[positionMax] =temp
alist[num] = alist[num]^alist[positionMax]
alist[positionMax] = alist[num]^alist[positionMax]
alist[num] = alist[num]^alist[positionMax]
print alist[num]
return alist
#函数插入排序
# 参数alist：被排序的列表
def insertSort(alist):
for index in range(1,len(alist)):
temp = alist[index]
protion = index
while alist[protion-1] > temp and protion > 0:
alist[protion] = alist[protion-1]
protion = protion-1
alist[protion] = temp
return alist
number=[54,26,93,17,77,31,44,55,21]
#快速排序
# 参数alist：被排序的列表
# 参数low：左侧起始位置
# 参数hegh：右侧终止位置
def quickSort(alist,low,hegh):
if low < hegh:
pos = findpos(alist,low,hegh)
quickSort(alist, low, pos-1)
quickSort(alist, pos+1, hegh)
return alist
#快排中查找中间节点
# 参数alist：被产讯的列表
# 参数low：左侧起始位置
# 参数hegh：右侧终止位置
def findpos(alist,left,right):
temp = alist[left]
while left < right:
while left < right and alist[right] >= temp:
right -= 1
alist[left] = alist[right]
while left < right and alist[left] <= temp:
left += 1
alist[right] = alist[left]
alist[right] = temp
return right
if __name__ == "__main__":
# #测试冒泡排序：
# num = bubbleSort(number)
# print num
# #调用选择排序
# num = selectSort(number)
# print num
#调入插入排序
num = insertSort(number)
print num
# #快速排序
# num = quickSort(number, 0, len(number)-1)
# print num