Follow along with the video below to see how to install our site as a web app on your home screen.
Anmerkung: This feature currently requires accessing the site using the built-in Safari browser.
public static int countLeaves(BinaryNode node)
{
if (node == null)
return 0;
else if (node.left == null && node.right == null)
return 1;
else
return countLeaves(node.getLeft()) + countLeaves(node.getRight());
}