<?php
$h = new SplMinHeap();
// errors
try {
$h->extract();
} catch (RuntimeException $e) {
echo "Exception: " . $e->getMessage() . "\n";
}
$h->insert(1);
$h->insert(2);
$h->insert(3);
$h->insert(3);
$h->insert(3);
echo $h->count() . "\n";
echo $h->extract() . "\n";
echo $h->extract() . "\n";
echo $h->extract() . "\n";
echo $h->extract() . "\n";
echo $h->extract() . "\n";
echo $h->count() . "\n";
echo "--\n";
$b = 4;
$h->insert($b);
$b = 5;
echo $h->extract() . "\n";
?>
===DONE===
