/**
* Main program.
*
* @param array $args Command-line arguments.
* @return integer Zero on success; non-zero on failure.
*/
public static function main($args)
{
printf("NaryTree main program.\n");
$status = 0;
$nt = new NaryTree(3, box(1));
$nt->attachSubtree(0, new NaryTree(3, box(2)));
$nt->attachSubtree(1, new NaryTree(3, box(3)));
$nt->attachSubtree(2, new NaryTree(3, box(4)));
AbstractTree::test($nt);
return $status;
}
/**
* Main program.
*
* @param array $args Command-line arguments.
* @return integer Zero on success; non-zero on failure.
*/
public static function main($args)
{
printf("BinaryTree main program.\n");
$status = 0;
$bt = new BinaryTree(box(4));
$bt->attachLeft(new BinaryTree(box(2)));
$bt->attachRight(new BinaryTree(box(6)));
AbstractTree::test($bt);
return $status;
}
/**
* Main program.
*
* @param array $args Command-line arguments.
* @return integer Zero on success; non-zero on failure.
*/
public static function main($args)
{
printf("GeneralTree main program.\n");
$status = 0;
$gt = new GeneralTree(box('A'));
$gt->attachSubtree(new GeneralTree(box('B')));
$gt->attachSubtree(new GeneralTree(box('C')));
$gt->attachSubtree(new GeneralTree(box('D')));
$gt->attachSubtree(new GeneralTree(box('E')));
AbstractTree::test($gt);
return $status;
}
