Circular Queue: A circular queue is the extended version of a regular queue where the last element is connected to the first element. Thus forming a circle-like structure.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Circular Queue:

A circular queue is the extended version of a regular queue where the last element is connected to the first element. Thus forming a circle-like structure.

 

Create a C++ generic abstract class named as CircularQueue with the following: 

 

Attributes:

  • Type*arr;
  • int front;
  • int rear;
  • int maxSize;

 

Functions:

 

virtual void enqueue(Type) = 0;

  • Adds the element of type Type at the end of the circular queue.

 

virtual Type dequeue() = 0;

  • Deletes the first most element of the circular queue and returns it.

PLEASE USE C++

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