title: What is the cost of a function call?
body: <p>Compared to </p>
  
  <ul>
  <li>Simple memory access</li>
  <li>Disk access</li>
  <li>Memory access on another computer(on the same network)</li>
  <li>Disk access on another computer(on the same network)</li>
  </ul>
  
  <p>in C++ on windows.</p>