And the Queue has an O(n) remove operation, because it just uses Array.unshift. There are plenty of implementations with O(1) remove, like http://code.stephenmo

And the Queue has an O(n) remove operation, because it just uses Array.unshift. There are plenty of implementations with O(1) remove, like http://code.stephenmorley.org/javascript/queues/ http://code.stephenmorley.org/javascript/queues/