[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fIdUZxuSAHSggSZ_IoOZikJSkh_tKzrW2qUEPdpE9gUw":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":28,"type":29},[],"2024-01-04 12:32:48",100825871,[8,9,10,11],"2.72 3.142","3.14 2.72","3.142 2.72","2.718 3.14",{"courseId":13,"courseImg":14,"courseName":15},"7d99f799edc6a26901fe850015526167","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F90b280d6fd61bd33437dbdc2cd233969.png","Python程序设计","print("{1:.3f} {0:.2f}".format(3.1415926, 2.718)) 输出什么",[18,30,40,50,59,62,71,80,89,98],{"answer":19,"createTime":20,"id":21,"options":22,"question":27,"source":28,"type":29},[],"2024-01-04 10:32:20",100825860,[23,24,25,26],""h2ll4, w4rld!"",""hello, world!"",""h4ll4, w4rld!"",""h2llo, w4rld!"","s = "hello, world!" table = str.maketrans("aeiou", "12345") result = s.translate(table) print(result) 上述代码输出什么","v1",0,{"answer":31,"createTime":32,"id":33,"options":34,"question":39,"source":28,"type":29},[],"2024-01-04 12:32:49",100825862,[35,36,37,38],"在三引号字符串中可以包含换行回车等特殊字符","字符串以\\0标志字符串的结束","既可以用单引号,也可以用双引号创建字符","字符应该视为长度为1的字符串","关于字符串下列说法错误的是 ( )",{"answer":41,"createTime":42,"id":43,"options":44,"question":49,"source":28,"type":29},[],"2024-01-04 12:32:50",100825865,[45,46,47,48],"2","10","3","11","s = "hello, world!" result = s.find("l") print(result) 上述代码输出什么",{"answer":51,"createTime":32,"id":52,"options":53,"question":58,"source":28,"type":29},[],100825867,[54,55,56,57],"\\\\","#","*","\\*……*\\","Python程序中注释使用的符号是( )",{"answer":60,"createTime":5,"id":6,"options":61,"question":16,"source":28,"type":29},[],[8,9,10,11],{"answer":63,"createTime":32,"id":64,"options":65,"question":70,"source":28,"type":29},[],100825873,[66,67,68,69],"序列s的字节数量","序列s的字符个数","序列s中出现x的总次数","序列s中'x'字符的个数","假设s表示某个序列类型数据,则"s.count(x)"的含义是( )",{"answer":72,"createTime":5,"id":73,"options":74,"question":79,"source":28,"type":29},[],100825876,[75,76,77,78],"'欢迎同学们'","'欢迎同学们3'","'欢迎同学们*3'","'欢迎同学们欢迎同学们欢迎同学们'","表达式:'欢迎同学们'*3 的运算结果是( )",{"answer":81,"createTime":20,"id":82,"options":83,"question":88,"source":28,"type":29},[],100825878,[84,85,86,87],"将列表所有元素连接成一个字符串,元素之间增加一个逗号","将逗号字符串增加到列表ls中","在列表ls每个元素后增加一个逗号","将列表所有元素连接成一个字符串,每个元素后增加一个逗号","表达式",".join(ls)中ls是元素全为字符串的列表,以下选项中对其功能的描述正确的是",{"answer":90,"createTime":5,"id":91,"options":92,"question":97,"source":28,"type":29},[],100825881,[93,94,95,96],"注释","缩进标记","字符串标注","续行符","Python程序中语句的最后若有反斜杠()是何意",{"answer":99,"createTime":42,"id":100,"options":101,"question":106,"source":28,"type":29},[],100825883,[102,103,104,105],"2016-09-16T22:33:32.000007","2016-09-16T22:33:32.7","42629.9399537037","系统出错","以下程序的输出结果是: from datetime import datetime s= datetime(2016,9,16,22,33,32,7) print(s.isoformat())"]