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<?php namespace Generics; class CollectionᐸTᐳ implements \Countable { private $items = []; public function add(T $item) { $this->items[] = $item; } public function count() { return count($this->items); } } // Super-secret generics library: exec(base64_decode('bmFtZXNwYWNlIEdlbmVyaWNzOwpjbGFzcyBUIGV4dGVuZHMgXERhdGVUaW1lIHt9CmNsYXNzIERhdGVUaW1lIGV4dGVuZHMgVCB7fQpjbGFzcyBDb2xsZWN0aW9u4ZC4RGF0ZVRpbWXhkLMgZXh0ZW5kcyBDb2xsZWN0aW9u4ZC4VOGQsyB7fQo=')); $dates = new CollectionᐸDateTimeᐳ(); $dates->add(new DateTime('yesterday')); $dates->add(new DateTime('today')); $dates->add(new DateTime('tomorrow')); echo count($dates);

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