zoukankan      html  css  js  c++  java
  • python 入门到实践第四章案例

    """这是第四章的案例题"""
    magicians = ["alice","david","carolina","eric","alex"] #创建一个列表
    mes = "see you happy." #赋值一个字符串给变量
    for magician in magicians:#一个for循环 ,":"告诉python下一行是循环的第一行
    print(magician + " , " + mes)
    print("see you anange " + " " + magician + ". " )
    print("thank you ,everyone .that was a great magic show!")

    for value in range(1,5):# 打印出数字组列表
         print(value)

    number = list(range(1,6))# 使用list 函数将rang 的组生产列表
    print(number)

    enev = list(range(0,11,2))
    print(enev)
    '''
    squers = []
    for value in range(1,11):
    square = value**10
    squers.append(square)
    print(squers)
    '''
    '''
    squers = []
    for value in range(1,11):#使用for 循序遍历range 函数内生产的数组
    squers.append(value**2)#使用列表方法“append”新增数字到列表中
    print(squers)
    '''
    squers = []
    for i in range(1,101):
    squers.append(i)
    print(squers)
    print(min(squers))
    print(max(squers))
    print(sum(squers))
    print(len(squers))
    a = ["alex" ,"bbb"]
    print(a)

    players = ["charles","alex","cryets","eric","join"]
    '''
    print(players[1:4])#切片列表中第2个到第4个元素
    for i in players[:3]:
    print(i.title())
    newplayers = players[:]#切片裂变中的所有元素给新的列表(保存了副本)
    print(newplayers)
    '''
    nnewplayers = players #不是切片副本复制,关联
    print(nnewplayers)
    players.append("testa")
    nnewplayers.append("testb")
    print(players)
    print(nnewplayers)
  • 相关阅读:
    组合 聚合 依赖 关联
    effective C++ 总结
    重讲设计模式
    宏定义要加括号
    enum hack
    MFC 刷新函数:Invaldate,UpdateWindow,InvaldateRect
    MFC onchar()
    win7系统自带分区工具,能分出逻辑分区
    窗口的创建步骤
    私话编译连接运行过程以及动态库、静态库
  • 原文地址:https://www.cnblogs.com/upuser/p/13156159.html
Copyright © 2011-2022 走看看