title: how to declare a variable in C without using white space between datatype and variable name?
body: <p>for example,  </p>
  
  <pre><code>int a;  
  </code></pre>
  
  <p>Here there is a <strong>space</strong> between 'int' and 'a'<br>
  but what can be the separators other than whitespace?</p>