title: "static const" vs "#define" vs "enum"
body: <p>Which one is better to use among the below statements in C?</p>
  
  <pre><code>static const int var = 5;
  </code></pre>
  
  <p>or </p>
  
  <pre><code>#define var 5
  </code></pre>
  
  <p>or</p>
  
  <pre><code>enum { var = 5 };
  </code></pre>