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    <item>
      <title>【C语言】03 - C语言数据类型，变量和运算符</title>
      <link>https://cialloking.com/post/c%E8%AF%AD%E8%A8%8003---c%E8%AF%AD%E8%A8%80%E6%95%B0%E6%8D%AE%E7%B1%BB%E5%9E%8B%E5%8F%98%E9%87%8F%E5%92%8C%E8%BF%90%E7%AE%97%E7%AC%A6/</link>
      <pubDate>Mon, 23 Mar 2026 00:00:00 &#43;0000</pubDate>
      <author>xxx@example.com (CialloKing)</author>
      <guid>https://cialloking.com/post/c%E8%AF%AD%E8%A8%8003---c%E8%AF%AD%E8%A8%80%E6%95%B0%E6%8D%AE%E7%B1%BB%E5%9E%8B%E5%8F%98%E9%87%8F%E5%92%8C%E8%BF%90%E7%AE%97%E7%AC%A6/</guid>
      <description>
        <![CDATA[<h1>【C语言】03 - C语言数据类型，变量和运算符</h1><p>作者：CialloKing（xxx@example.com）</p>
        
          <h1 id="c语言数据类型变量和运算符">
<a class="header-anchor" href="#c%e8%af%ad%e8%a8%80%e6%95%b0%e6%8d%ae%e7%b1%bb%e5%9e%8b%e5%8f%98%e9%87%8f%e5%92%8c%e8%bf%90%e7%ae%97%e7%ac%a6"></a>
C语言数据类型，变量和运算符
</h1><h2 id="数据类型">
<a class="header-anchor" href="#%e6%95%b0%e6%8d%ae%e7%b1%bb%e5%9e%8b"></a>
数据类型
</h2><h3 id="基本数据类型">
<a class="header-anchor" href="#%e5%9f%ba%e6%9c%ac%e6%95%b0%e6%8d%ae%e7%b1%bb%e5%9e%8b"></a>
基本数据类型
</h3><h4 id="整型整数类型">
<a class="header-anchor" href="#%e6%95%b4%e5%9e%8b%e6%95%b4%e6%95%b0%e7%b1%bb%e5%9e%8b"></a>
整型（整数类型）
</h4><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-c" data-lang="c"><span class="line"><span class="cl"><span class="kt">short</span>       <span class="c1">//短整型
</span></span></span><span class="line"><span class="cl"><span class="kt">int</span>         <span class="c1">//整型
</span></span></span><span class="line"><span class="cl"><span class="kt">long</span>        <span class="c1">//长整型
</span></span></span><span class="line"><span class="cl"><span class="kt">long</span> <span class="kt">long</span>   <span class="c1">//长长整型
</span></span></span></code></pre></div><h4 id="浮点型小数类型">
<a class="header-anchor" href="#%e6%b5%ae%e7%82%b9%e5%9e%8b%e5%b0%8f%e6%95%b0%e7%b1%bb%e5%9e%8b"></a>
浮点型（小数类型）
</h4><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-c" data-lang="c"><span class="line"><span class="cl"><span class="kt">float</span>          <span class="c1">//单精度浮点型
</span></span></span><span class="line"><span class="cl"><span class="kt">double</span>         <span class="c1">//双精度浮点型
</span></span></span><span class="line"><span class="cl"><span class="kt">long</span> <span class="kt">double</span>    <span class="c1">//长双精度浮点型
</span></span></span></code></pre></div><h4 id="字符型">
<a class="header-anchor" href="#%e5%ad%97%e7%ac%a6%e5%9e%8b"></a>
字符型
</h4><p>字符实际上存储的是对应的 ASCII 码值。</p>
        
        <hr><p>本文2026-03-23首发于<a href='https://cialloking.com/'>CialloKing 的博客</a>，最后修改于2026-03-23</p>]]>
      </description>
      
        <category>C</category>
      
    </item>
    
    

    <item>
      <title>【C语言】02 - 从[hello world]开始，走进C语言核心概念与基础语法</title>
      <link>https://cialloking.com/post/c%E8%AF%AD%E8%A8%8002---%E4%BB%8Ehello-world%E5%BC%80%E5%A7%8B%E8%B5%B0%E8%BF%9Bc%E8%AF%AD%E8%A8%80%E6%A0%B8%E5%BF%83%E6%A6%82%E5%BF%B5%E4%B8%8E%E5%9F%BA%E7%A1%80%E8%AF%AD%E6%B3%95/</link>
      <pubDate>Sun, 22 Mar 2026 00:00:00 &#43;0000</pubDate>
      <author>xxx@example.com (CialloKing)</author>
      <guid>https://cialloking.com/post/c%E8%AF%AD%E8%A8%8002---%E4%BB%8Ehello-world%E5%BC%80%E5%A7%8B%E8%B5%B0%E8%BF%9Bc%E8%AF%AD%E8%A8%80%E6%A0%B8%E5%BF%83%E6%A6%82%E5%BF%B5%E4%B8%8E%E5%9F%BA%E7%A1%80%E8%AF%AD%E6%B3%95/</guid>
      <description>
        <![CDATA[<h1>【C语言】02 - 从[hello world]开始，走进C语言核心概念与基础语法</h1><p>作者：CialloKing（xxx@example.com）</p>
        
          <h1 id="hello-world如何运行">
<a class="header-anchor" href="#hello-world%e5%a6%82%e4%bd%95%e8%bf%90%e8%a1%8c"></a>
hello world如何运行
</h1><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-c" data-lang="c"><span class="line"><span class="cl"><span class="cp">#include</span> <span class="cpf">&lt;stdio.h&gt;</span><span class="cp">
</span></span></span><span class="line"><span class="cl"><span class="kt">int</span> <span class="nf">main</span><span class="p">()</span>
</span></span><span class="line"><span class="cl"><span class="p">{</span>
</span></span><span class="line"><span class="cl">	<span class="nf">printf</span><span class="p">(</span><span class="s">&#34;Hello, World!</span><span class="se">\n</span><span class="s">&#34;</span><span class="p">);</span>
</span></span><span class="line"><span class="cl">	<span class="k">return</span> <span class="mi">0</span><span class="p">;</span>
</span></span><span class="line"><span class="cl"><span class="p">}</span>
</span></span></code></pre></div><h2 id="main函数">
<a class="header-anchor" href="#main%e5%87%bd%e6%95%b0"></a>
main函数
</h2><p>这里的<code>main</code>就是 主函数，它是整个C语言程序的 入口。
就像去一个图书馆，大门是唯一的入口；无论图书馆里面有多少房间、多少层楼，你都得从大门进去。
C程序也一样，无论代码有多少行，都从<code>main</code>函数开始执行，执行完<code>main</code>后程序结束。</p>
        
        <hr><p>本文2026-03-22首发于<a href='https://cialloking.com/'>CialloKing 的博客</a>，最后修改于2026-03-22</p>]]>
      </description>
      
        <category>C</category>
      
    </item>
    
    

    <item>
      <title>【C语言】01 - 什么是C语言</title>
      <link>https://cialloking.com/post/c%E8%AF%AD%E8%A8%8001---%E4%BB%80%E4%B9%88%E6%98%AFc%E8%AF%AD%E8%A8%80/</link>
      <pubDate>Sat, 21 Mar 2026 00:00:00 &#43;0000</pubDate>
      <author>xxx@example.com (CialloKing)</author>
      <guid>https://cialloking.com/post/c%E8%AF%AD%E8%A8%8001---%E4%BB%80%E4%B9%88%E6%98%AFc%E8%AF%AD%E8%A8%80/</guid>
      <description>
        <![CDATA[<h1>【C语言】01 - 什么是C语言</h1><p>作者：CialloKing（xxx@example.com）</p>
        
          <h1 id="计算机原理">
<a class="header-anchor" href="#%e8%ae%a1%e7%ae%97%e6%9c%ba%e5%8e%9f%e7%90%86"></a>
计算机原理
</h1><h2 id="计算机如何运行">
<a class="header-anchor" href="#%e8%ae%a1%e7%ae%97%e6%9c%ba%e5%a6%82%e4%bd%95%e8%bf%90%e8%a1%8c"></a>
计算机如何运行
</h2><p>用“厨房做饭”类比：</p>
<ul>
<li>厨师（CPU）负责计算和指挥</li>
<li>灶台和锅（CPU内部）是厨师做菜（执行操作）的地方</li>
<li>临时放菜的菜板（CPU缓存）是存放即将下锅的食材（CPU待操作数据）的地方</li>
<li>厨房内放食材的桌子（内存）等待厨师（CPU）取用</li>
<li>冰箱（硬盘）存放食材（数据）</li>
<li>厨师按照菜谱（程序）一步步操作</li>
<li>厨师做好菜了端上餐桌（程序执行完毕输出结果）</li>
</ul>
<h2 id="计算机语言怎么来的">
<a class="header-anchor" href="#%e8%ae%a1%e7%ae%97%e6%9c%ba%e8%af%ad%e8%a8%80%e6%80%8e%e4%b9%88%e6%9d%a5%e7%9a%84"></a>
计算机语言怎么来的
</h2><p>我们想吃什么菜需要用人类的语言和厨师交流；想要计算机做什么，也需要一种双方都能理解的语言——这就是<strong>编程语言</strong>。</p>
        
        <hr><p>本文2026-03-21首发于<a href='https://cialloking.com/'>CialloKing 的博客</a>，最后修改于2026-03-21</p>]]>
      </description>
      
        <category>C</category>
      
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