title: How to create a BarChart with grouped bars with MPAndroidChart?
body: <p>How can i compare two set of data using <code>BarChart</code> of <a href="https://github.com/PhilJay/MPAndroidChart" rel="noreferrer">MPAndroidChart</a>.</p>
  
  <p>It should look like this image below:
  <a href="https://i.stack.imgur.com/r7N6L.png" rel="noreferrer"><img src="https://i.stack.imgur.com/r7N6L.png" alt="enter image description here"></a></p>
  
  <p>I edited a code, I get from a sample project in github.
  how can I put together  <code>100f and 110f</code> value in one <code>Xaxis</code> label <code>Whole Number</code></p>
  
  <pre><code>        Score score1 = new Score(100f, 0, "Whole Number");
          mRealm.copyToRealm(score1);
          Score score2 = new Score(110f, 0, "Whole Number");
          mRealm.copyToRealm(score2);
  </code></pre>