title: Determining if two line segments intersect?
body: <blockquote>
    <p><strong>Possible Duplicate:</strong><br>
    <a href="https://stackoverflow.com/questions/563198/how-do-you-detect-where-two-line-segments-intersect">How do you detect where two line segments intersect?</a>  </p>
  </blockquote>
  
  
  
  <p>Can someone provide an algorithm or C code for determining if two line segments intersect?</p>