摘要：
"""这是第四章的练习题""""""4-1"""pizzas = ["red","big","blnk","hit","anger","top","aaa","bbbb"]#定义一个列表mes = "I like pepperoni pizza"#定义一个消息字符串for pizza in pizz 阅读全文
摘要：
"""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 ,":" 阅读全文