return $this->data[$index];
}
public function set($index, $value)
{
$this->data[$index] = $value;
}
}
class Pascal
{
public function getRow($n)
{
if ($n == 1) {
return new Row(array(1));
}
$thePreviousRow = $this->getRow($n - 1);
$theRow = new Row();
for ($i = 0; $i < $n; $i++) {
$theRow->set($i, $thePreviousRow->get($i - 1) + $thePreviousRow->get($i));
}
return $theRow;
}
}
$pascal = new Pascal();
foreach (file($argv[1]) as $line) {
$numRow = trim($line);
$result = array();
for ($i = 1; $i <= $numRow; $i++) {
$result = array_merge($result, $pascal->getRow($i)->data);
}
echo implode(" ", $result) . "\n";
}
