Queues

A First-In-First-Out (FIFO) data structure. Elements are enqueued at the rear and dequeued from the front.

A First-In-First-Out (FIFO) data structure. Elements are enqueued at the rear and dequeued from the front.

A First-In-First-Out (FIFO) data structure. Elements are enqueued at the rear and dequeued from the front.