<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[O2_H2O的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/O2_H2O</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; O2_H2O]]></copyright><item><title><![CDATA[python的dict和set]]></title><link>https://blog.youkuaiyun.com/O2_H2O/article/details/145100867</link><guid>https://blog.youkuaiyun.com/O2_H2O/article/details/145100867</guid><author>O2_H2O</author><pubDate>Sun, 12 Jan 2025 22:22:45 +0800</pubDate><description><![CDATA[Python字典：dict，使用键-值对（key-value）存储数据，具有较快的查找速度。]]></description><category></category></item><item><title><![CDATA[Python的循环]]></title><link>https://blog.youkuaiyun.com/O2_H2O/article/details/145084202</link><guid>https://blog.youkuaiyun.com/O2_H2O/article/details/145084202</guid><author>O2_H2O</author><pubDate>Sat, 11 Jan 2025 23:13:36 +0800</pubDate><description><![CDATA[Python的循环有两种，分别是for...in循环和while循环。]]></description><category></category></item><item><title><![CDATA[Python的模式匹配]]></title><link>https://blog.youkuaiyun.com/O2_H2O/article/details/145083906</link><guid>https://blog.youkuaiyun.com/O2_H2O/article/details/145083906</guid><author>O2_H2O</author><pubDate>Sat, 11 Jan 2025 22:45:04 +0800</pubDate><description><![CDATA[使用match语句时，程序会依次使用case匹配，并且在最后可以使用一个“_”来表示任意值。即针对若干种情况我们可以使用match语句（类似于C语言的switch多分支语句）。会写很长的一段代码，导致我们代码的可读性变差。match语句还可以匹配列表，功能非常强大。一个字符串，没有指定文件名，报错；我们假设用户输入了一个命令，用。存储，下面的代码演示了如何用。，后面的任意个字符串绑定到。时，面对较多条件就会出现。成立时匹配，且赋值给变量。，第二个字符串绑定到变量。仅匹配单个值，第三个。]]></description><category></category></item><item><title><![CDATA[计算BMI指数，并根据BMI指数输出结果：python条件判断]]></title><link>https://blog.youkuaiyun.com/O2_H2O/article/details/145043916</link><guid>https://blog.youkuaiyun.com/O2_H2O/article/details/145043916</guid><author>O2_H2O</author><pubDate>Thu, 09 Jan 2025 22:29:33 +0800</pubDate><description><![CDATA[小明身高1.75，体重80.5kg。请根据BMI公式（体重除以身高的平方）帮小明计算他的BMI指数，并根据BMI指数：]]></description><category></category></item><item><title><![CDATA[Python字符串的格式化]]></title><link>https://blog.youkuaiyun.com/O2_H2O/article/details/144994949</link><guid>https://blog.youkuaiyun.com/O2_H2O/article/details/144994949</guid><author>O2_H2O</author><pubDate>Tue, 07 Jan 2025 22:24:07 +0800</pubDate><description><![CDATA[如何输出格式化的一串字符串。]]></description><category></category></item><item><title><![CDATA[C语言实现Linux中的CP指令]]></title><link>https://blog.youkuaiyun.com/O2_H2O/article/details/131842023</link><guid>https://blog.youkuaiyun.com/O2_H2O/article/details/131842023</guid><author>O2_H2O</author><pubDate>Thu, 20 Jul 2023 23:18:25 +0800</pubDate><description><![CDATA[4.将读取到的数据写入目标问文件。2.将源文件的内容读取到buf。3.打开或创建目标文件。]]></description><category></category></item><item><title><![CDATA[Linux系统文件编程及文件读、写操作]]></title><link>https://blog.youkuaiyun.com/O2_H2O/article/details/131756125</link><guid>https://blog.youkuaiyun.com/O2_H2O/article/details/131756125</guid><author>O2_H2O</author><pubDate>Sun, 16 Jul 2023 22:21:51 +0800</pubDate><description><![CDATA[为什么会用到文件操作？账单游戏进度读取配置文件等以上操作在实际的应用中都会用得到由此我们引出了如何实现文件的创建、打开编辑等的自动化执行操作Windows手动编辑文件（以world为例）：1.打开/创建文档2.编辑文档3.保存文档4.关闭文档Linux手动同样类似计算机如何帮我们自动化完成上述操作？操作系统提供了一系列的API（以Linux系统为例）：open打开read/write读写lseek光标定位close关闭。]]></description><category></category></item><item><title><![CDATA[Python字典（dict）数据类型练习题]]></title><link>https://blog.youkuaiyun.com/O2_H2O/article/details/129172575</link><guid>https://blog.youkuaiyun.com/O2_H2O/article/details/129172575</guid><author>O2_H2O</author><pubDate>Wed, 22 Feb 2023 23:10:30 +0800</pubDate><description><![CDATA[Python字典（dict）数据类型练习题]]></description><category></category></item><item><title><![CDATA[关于Python中的浮点（float）类型数据]]></title><link>https://blog.youkuaiyun.com/O2_H2O/article/details/128961708</link><guid>https://blog.youkuaiyun.com/O2_H2O/article/details/128961708</guid><author>O2_H2O</author><pubDate>Thu, 09 Feb 2023 22:30:58 +0800</pubDate><description><![CDATA[关于Python中的浮点（float）类型数据的注意事项]]></description><category></category></item><item><title><![CDATA[Pytho字典（dict）类型]]></title><link>https://blog.youkuaiyun.com/O2_H2O/article/details/128944667</link><guid>https://blog.youkuaiyun.com/O2_H2O/article/details/128944667</guid><author>O2_H2O</author><pubDate>Wed, 08 Feb 2023 22:34:43 +0800</pubDate><description><![CDATA[python字典数据类型的定义、独有功能、公共功能、转换、存储原理、嵌套。。。。。。。]]></description><category></category></item><item><title><![CDATA[Python的集合(set)类型、None类型.....]]></title><link>https://blog.youkuaiyun.com/O2_H2O/article/details/128841905</link><guid>https://blog.youkuaiyun.com/O2_H2O/article/details/128841905</guid><author>O2_H2O</author><pubDate>Wed, 01 Feb 2023 22:49:43 +0800</pubDate><description><![CDATA[Python的集合（set）类型、None类型.....]]></description><category></category></item><item><title><![CDATA[Python的元组(tuple)类型]]></title><link>https://blog.youkuaiyun.com/O2_H2O/article/details/128824603</link><guid>https://blog.youkuaiyun.com/O2_H2O/article/details/128824603</guid><author>O2_H2O</author><pubDate>Tue, 31 Jan 2023 22:24:30 +0800</pubDate><description><![CDATA[Python元组的定义、公共功能、转换、嵌套......]]></description><category></category></item><item><title><![CDATA[Python中的list列表类型]]></title><link>https://blog.youkuaiyun.com/O2_H2O/article/details/128809753</link><guid>https://blog.youkuaiyun.com/O2_H2O/article/details/128809753</guid><author>O2_H2O</author><pubDate>Mon, 30 Jan 2023 22:22:28 +0800</pubDate><description><![CDATA[列表的定义、列表的独有功能、列表的公共功能、转换、嵌套、练习.....]]></description><category></category></item><item><title><![CDATA[Python实现进制转换、字符串拼接、字符串倒序输出......]]></title><link>https://blog.youkuaiyun.com/O2_H2O/article/details/128309507</link><guid>https://blog.youkuaiyun.com/O2_H2O/article/details/128309507</guid><author>O2_H2O</author><pubDate>Tue, 13 Dec 2022 23:16:32 +0800</pubDate><description><![CDATA[1．请用代码实现如下进制的转换。
2.按要求实现
3.按要求实现
4.列举你了解的那些数据类型的值转换为布尔值为False。
5．看代码写结果;
6.让用户输入一段文本，请实现将文本中的敏感词 奥利给、我恁爹替换为***，最后并输出替换后的文本。
7.有变量name = " Ken Nb "完成如下操作:
8.如何实现字符串的翻转?
9.有字符串s = "123a4b5c"
10.使用while循环实现对字符串message = "伤情最是晚凉天，憔悴厮人不堪言"中每个字符进行输出。
11.使用for循环实]]></description><category></category></item><item><title><![CDATA[Python实现让用户输入一段文本，请计算文本中某一字符出现的次数，并输出结果]]></title><link>https://blog.youkuaiyun.com/O2_H2O/article/details/128309472</link><guid>https://blog.youkuaiyun.com/O2_H2O/article/details/128309472</guid><author>O2_H2O</author><pubDate>Tue, 13 Dec 2022 23:13:36 +0800</pubDate><description><![CDATA[这里我们以“浪为例”实现计算
然后将两个数字进行相加。]]></description><category></category></item><item><title><![CDATA[Python实现获取用户两次输入的内容，并提取其中的数字，然后实现数字的相加(转换为整型再相加)]]></title><link>https://blog.youkuaiyun.com/O2_H2O/article/details/128309455</link><guid>https://blog.youkuaiyun.com/O2_H2O/article/details/128309455</guid><author>O2_H2O</author><pubDate>Tue, 13 Dec 2022 23:11:02 +0800</pubDate><description><![CDATA[将num1中的的所有数字找到并拼接起来:1232312
将num2中的的所有数字找到并拼接起来:1218323
然后将两个数字进行相加。]]></description><category></category></item><item><title><![CDATA[Python字符串的格式化、切割、拼接、替换、转换........]]></title><link>https://blog.youkuaiyun.com/O2_H2O/article/details/128309367</link><guid>https://blog.youkuaiyun.com/O2_H2O/article/details/128309367</guid><author>O2_H2O</author><pubDate>Tue, 13 Dec 2022 23:08:37 +0800</pubDate><description><![CDATA[1判断是否以某个字符串开头，返回布尔值(startswith)
2判断是否以某个字符串结尾，返回布尔值(endswith)
3判断一个字符串是否是一个整数，返回布尔值(isdecimal)
4去除字符串两边的空格、换行符、制表符，得到一个新字符串(strip、Istrip、rstrip)
5字符串中的字母变成大/小写，得到一个新字符(upper、lower)
6字符串内容替换(replace)
7字符串的切割(split)
8字符串的拼接，得到新的字]]></description><category></category></item><item><title><![CDATA[Python布尔数据类型]]></title><link>https://blog.youkuaiyun.com/O2_H2O/article/details/128309341</link><guid>https://blog.youkuaiyun.com/O2_H2O/article/details/128309341</guid><author>O2_H2O</author><pubDate>Tue, 13 Dec 2022 22:59:38 +0800</pubDate><description><![CDATA[布尔值：True 、Fals,即真假]]></description><category></category></item><item><title><![CDATA[Python的整型数据类型]]></title><link>https://blog.youkuaiyun.com/O2_H2O/article/details/128309317</link><guid>https://blog.youkuaiyun.com/O2_H2O/article/details/128309317</guid><author>O2_H2O</author><pubDate>Tue, 13 Dec 2022 22:57:48 +0800</pubDate><description><![CDATA[整型其实就是十进制整数的统称，比如: 1、68、999都属于整型。他一般用于表示年龄、序号等。]]></description><category></category></item><item><title><![CDATA[Python整型、bool类型及字符串的方法]]></title><link>https://blog.youkuaiyun.com/O2_H2O/article/details/128309263</link><guid>https://blog.youkuaiyun.com/O2_H2O/article/details/128309263</guid><author>O2_H2O</author><pubDate>Tue, 13 Dec 2022 22:55:16 +0800</pubDate><description><![CDATA[Python整型、bool类型及字符串的方法字符串方法.每种数据类型都有自己的特点及应用场景，以后的开发中需要根据实际的开发情况选择合适的数据类型。]]></description><category></category></item></channel></rss>