title: Can I add a list of integers directly without looping through it?
body: <p>I have a List of integers - </p>
  
  <pre><code>List&lt;int&gt; intlist= new List&lt;int&gt;();
  </code></pre>
  
  <p>Can I just say - </p>
  
  <pre><code>intlist.Sum();//I know sum() is already there as a function but I dont know how I can use it
  </code></pre>
  
  <p>and get the sum of that list without looping through  it.</p>