CS 2114 Chapter Notes - Chapter Queues and Deques: Double-Ended Queue, The Queue, Pseudocode
29 Mar 2018
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Organizes entries in the order in which they were added: first-in, first- out or fifo. To achieve this behavior, all additions to a queue are at its back. The oldest item will be at the front. only remove the first entry: example: a carwash line, drive through line, etc. Similar to a stack, queues restrict access to its entries, so the client may. Queues don"t have search operations; an entry"s value is not relevant to the queue or to the entry"s position within the queue. Removes and returns the entry at the front of. The queue abstract data type changing the queue in any way. As usual, the generic type t represents the data type of items in the queue. +add(t newentry): boolean (returns true if successful, otherwise throwing. Adds a new entry to the back of the queue. Adds a new entry to the back of the queue (returns true or false if successful or not).
