功能：用python實現氣泡排序和快速排序，並且進行簡單測試。

<span style="font-size:18px;">#!/bin/env python
#-*- coding:utf8 -*-
import random
import datetime
import copy

#快速排序
def quicksort(data, low = 0, high = None):
        if high == None:
                high = len(data) - 1
        if low < high:
                s, i, j = data[low], low, high
                while i < j:
                        while i < j and data[j] >= s:
                                j = j - 1
                        if i < j:
                                data[i] = data[j]
                                i = i + 1
                        while i < j and data[i] <= s:
                                i = i + 1
                        if i < j:
                                data[j] = data[i]
                                j = j - 1
                data[i] = s
                quicksort(data, low, i - 1)
                quicksort(data, i + 1, high)
#氣泡排序               
def bubblesort(data):
        for i in range(len(data) - 1, 1, -1):
                for j in range(0, i):
                        if data[j] > data[j + 1]:
                                data[j], data[j + 1] = data[j + 1], data[j]
#效能測試
def sort_perfmon(sortfunc, data):
        sort_data = copy.deepcopy(data)
        t1 = datetime.datetime.now()
        sortfunc(sort_data)
        t2 = datetime.datetime.now()
        print sortfunc.__name__, t2 - t1
        #print sort_data
#定義一個隨機陣列
data = [random.randint(0, 65536) for i in range(2000)]
#print data 
sort_perfmon(quicksort, data)
sort_perfmon(bubblesort, data)
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