title: Why does concatenated characters print a number?
body: <p>I have the following class:</p>
  
  <pre><code>   public class Go {
       public static void main(String args[]) {
        System.out.println("G" + "o");
        System.out.println('G' + 'o');
       }
     }
  </code></pre>
  
  <p>And this is compile result;</p>
  
  <pre><code>  Go
    182
  </code></pre>
  
  <p>Why my output contain a number?</p>