title: if I put 2 ,and then printf the outcome will be n=2 m=8 q=32 why?
body: <p>I enter 2 into <code>scanf</code> but 3 number output? why?  </p>
  
  <p><a href="https://i.stack.imgur.com/Egcl0.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/Egcl0.png" alt="enter image description here"></a></p>
  
  <p>I tried 2</p>
  
  <pre><code> scanf("%d", &amp;n, &amp;m, &amp;q);
  </code></pre>
  
  <p>but 3 number output</p>
  
  <p>why?</p>