title: Different array declaration in c while using scanf
body: <p>What is the difference  with </p>
  
  <pre><code>  for(i=0;i&lt;j;i++)
    scanf("%d",&amp;a[i]);
  </code></pre>
  
  <p>and </p>
  
  <pre><code>for(i=0;i&lt;j;i++)
  scanf("%d",a+i);
  </code></pre>