title: how can we find the complexity of merge sort with an array of size 16
body: <p>I have an array of size 16 and have to find its <code>theta</code> and <code>big Oh</code> </p>
  
  <p>general case is <code>nlogn</code> but what will it be for specific case.  </p>
  
  <pre><code>73  3   69  88  36  56  44  63  14  60  80  84  6   80  55  62
  </code></pre>