title: Find the number of positive values from Matrix using MATLAB
body: <p>I have a <code>6x6</code> double matrix <code>A</code>:</p>
  
  <pre><code> 1   1   2  -1  -2   2
  
  -1  -3   1   1   2   1
  
   3   5   1  -1  -3   3
  
   4  -5   2   2   1  -3
  
  -4   1   3   3  -2   3
  
   2   3  -3  -4   2  -3
  </code></pre>
  
  <p>How do I find the number of positive values from this matrix using MATLAB?</p>