The array implementation of the queue uses the first (0) and last (N-1) indices of the array as the front or rear of the queue while in the linked list implementation the front and rear pointers “point” to the first and last nodes of the queue respectively. One problem that comes up time and again with multi-threaded code is how to transfer data from one thread to another. so i am very sure my code is not that. A data structure is the logical organization of a set of data items that collectively describe an object. Also see c program to implement queue using array. This flexibility is gained at the expense of quick. Free download Real world applications using priority queues, data structures mini and major C/C++ project source code. Queue is Collection of entities or elements in which > Addition of element is done at REAR in java. A circular queue, or ring buffer is an array that wraps around, so that it can be used as a queue without walking backwards in memory. (d) Delete a node before specified position. You just saw the implementation of the queue using a list. Queue implements the FIFO mechanism i. The structure of a doubly linked list can be represented as: struct dlist{ data; dlist *prev; dlist *next;}; 3)Circular Linked Lists – As the name suggests, a circular linked list is a singly linked list in which the last node’s next pointer points to the first node, thus making a loop/circle. I'm wondering what's the advantage of two pointers versus one in a circular list. Only need one pointer to track the rear since rear. GitHub Gist: instantly share code, notes, and snippets. Thus, we can define a node by combining these 2 parts into one type with a struct (and place it in the implementation file):. Circular Lists A (singly-linked) circular list has the Next field of the last node point to the first node of the list. circular linked list C. Next, elements of the queue are being stored in a linked list. doubly linked list queue in c++ source code Fahad Munir doubly, linked, list, queue Leave a Comment. A circular queue is an abstract data type that contains a collection of data which allows addition of data at the end of the queue and removal of data at the beginning of the queue. Circular Linked List in C. Seems like a couple days ago the temperature dropped 50 degrees F in a single day in Colorado producing a big snow storm. Implement a menu driven Program in C for the following operations on Circular QUEUE ofIntegers (Array Implementation of Queue with maximum size MAX) a. Stacks, Queues, and Linked Lists Stacks (Last in/First out List) Operations: Push, Pop, Test Empty, Test Full, Peek, Size Queue(First in/First out List) Operations: Insert, Remove, Test Empty, Test Full, Peek, Size Linked List(A list of elements connected by pointers) Insert, Delete, Find, Traverse, Size. My question pertains to the array method specifically using Java. queue & its applications 1. A queue supports the insert and remove operations using a first-in first-out (FIFO) discipline. This queue orders elements FIFO (first-in-first-out). I also want to create many instances of that data structure (queue) without repeating the code. In this tutorial, We’ll implement a Queue using an array. This course provides a comprehensive explanation of data structures like linked lists, stacks and queues, binary search trees, heap, searching, hashing. next = NULL; //originally, only a and c a. One difference between a queue and a stack is: A. I am new to C programming and I only learned basics about queues and linked list. next story menu driven program for single linked list operations 1. Circular Queue Using Linked List. Storage space is increased when using a linked list due to references stored in the nodes. CIRCULAR LIST with header node Header Node with Flag: In this case a extra variable called flag can be used to represent the header node. delete from beginning 7. In this post , we will see how to implement Queue using Linked List in java. In this article I will explain how to delete by key element from circular linked list. We have explained and demonstrated the code for most of the operations in a Queue Data Structure such as Insertion, Deletion, Displaying all the Elements and the Peek Function. Another example can be Multiplayer games. A circular queue is similar to the simple queue except that, the last node is connected to the first node to make a circle. insert at specified position 6. A queue supports the insert and remove operations using a first-in first-out (FIFO) discipline. In "Implementation of Queue using Link list" we always use the circular Queue not use the simple Queue. Calculating sum of all nodes. Rear Element 6. stack and queue implementation using Linked List in c++, implementation of Circular queue using Linked List in data structure, Circular queue using Linked List algorithm, Circular queue using. c) Put, Get and Del operations are sent to the correct server by performing a hash on the key. In the concept of a queue, the first element to be inserted in the queue will be the first element to be deleted or removed from the list. In a doubly. Download Free Mp4 Data Structure : Queue Implementation FoxMovies, Download Mp4 Data Structure : Queue Implementation Wapbaze,Download Data Structure : Queue. A circular queue is a type of queue in which the last position is connected to the first position to make a circle. For arbitrarily expanding queues, a linked list approach may be preferred instead. Other data structures such as Stack and Queue can also be implemented easily using Linked List. Learn C programming, Data Structures tutorials, exercises, examples, programs, hacks, tips and tricks online. Implementing a Queue Using a Circular Array. While doubly linked and circular lists have advantages over singly linked linear lists, linear lists offer some advantages that make them preferable in some situations. we keep a reference to the rst node of the list (called the \front" or \head"). You can implement a cricular queue using modulo Just increment the rear (pointer to the last element) or front (pointer to the first element) by rear = rear+1%n; (Note : take n=8, rear = 6) Where n is the size of the queue. A queue is an abstract data structure that contains a collection of elements. Stack and Queue Implementation of Linked List in C++ by Programming Techniques · Published November 24, 2011 · Updated February 3, 2019 Please refer to this link for more detail explanation. If you already know how to implement a singly linked list, implementing a doubly linked list is as. Each Node contains two fields, called Links, that are references to the Previous and to the Next Node in the sequence of Nodes as well as field named Data. C# Data Structures Stack, Queue Stack. e the element that is inserted first is also deleted first. A circularly linked list node can be implemented using singly linked or doubly linked list. Implementation of Doubly Linked List in C In computer science, a doubly linked list is a linked data structure that consists of a set of sequentially linked records called Nodes. List traversed in two directions 6) B. I want to create a circular queue using a linked list. Circular Queue Implementation in programming language. Else If (REAR == N) Then [If REAR reaches end if QUEUE] 6. where the flag is 0 for the other nodes. In the concept of a queue, the first element to be inserted in the queue will be the first element to be deleted or removed from the list. Implementation of Queue using Linked List Implementation of Queue using Array Implementation of Stack using Linked List Implementation of Stack using Array Doubly Circular Linked List Doubly Linked List Singly Circular Linked List Singly Linked List Implementation of Array and Many more on Code Tonics. Additions and removals can be made at any point in the list - in this way it differs from stacks and queues. Simple implementation The size of the stack must be determined when a stack object is declared. Complexity of Circular Queues in java > enqueue - O(1) [as we insert element at Rear in Circular Queue]. C Language Syllabus Queue Using Arrays 24 mins Queue Using Linked List 17 mins 14 mins Single Linked List 54 mins 34Double Linked List mins Circular Linked List. Ppt on Linked list,stack,queue 1. This section provides you a brief description about Linear Queue in Data Structure Tutorial with Algorithms, Syntaxes, Examples, and solved programs, Aptitude Solutions and Interview Questions and Answers. C Program To Implement Queue using Array. Queue is a FIFO (First-In, First-Out) list, a list-like structure that provides restricted access to its elements: elements may only be inserted at the back and removed from the front. Who will win the U. A circular linked list is a sequence of elements in which every element has a link to its next element in the sequence and the last element has a link to the first element. The queue using linked list is pretty much a linked list with the restriction that users can only interact with the first element in the list and add items to the end of the linked list. List traversed in two directions 6) B. Simple implementation The size of the stack must be determined when a stack object is declared. Other data structures such as Stack and Queue can also be implemented easily using Linked List. front – points an index of last removed item. h" #include "conio. The head of the queue is that element that has been on the queue the longest time. Sorting names alphabetically using structure (Linked List) in C. Hello Friends, I am Free Lance Tutor, who helped student in completing their homework. next = &c; a. A circular queue also called as a Ring Buffer can be implemented using arrays and linked lists. In data structures, a circular linked list is a linked list in which the last node stores the address of the first node. Create node at start of list. Project source code. Show how to implement a queue using two stacks (and only a constant amount of extra memory) so that each queue operations uses a constant amortized number of stack operations. queue implementation using linked list in c pdf Implementation would be required if instead of using just a linked list as data. What is Queue ? Queue is also an abstract data type or a linear data structure, in which the first element is inserted from one end called REAR , and the deletion of existing element takes place from the other end called as FRONT. In the concept of a queue, the first element to be inserted in the queue will be the first element to be deleted or removed from the list. Like an List, a stack has an add and get method, with a slight difference in behavior. traversal 3) A. Since there are at least two fields in each node one for the data field and other to store the address of the next node whereas in linked. the c prototyping tools library provides thread-safe linked list, priority queue, hash table, hash list, AVL tree and trie implementations, as well. Program for Stack using Linked list{push - pop - display} (1) Program that will accept base and exponent part and calculate them{Power} (1) Program to accept a string and print the rightmost 'n' characters using function {Version 1} (1). C Program To Implement Queue using Array. -Create -Display -Add node at beginning -Add node at last – Exit #include. One link, the forward link, points forward toward the next link in the chain. • Sections 14. Circular queue using arrays and Linked list | Circular queue data structure FACEPrep · 10 min read Implementation of a circular queue using arrays and linked list is discussed in this article. A circular linked list is the link list in which the last node points to header node, Manipulation of all the nodes are same as we do in the previous linked list. Linked List Implementation in C# Linked lists are a basic and popular data structure in computer science. Recall that linked lists are made up of nodes that contain both an element and a pointer to the next node. Circular Queue C program Data Structure. Single- or double-linked list implementation of a queue. We can think of a circular queue as both the ends of the array above joint together to form a circle. C Program For Circular Queue 5. Program to Implement a Stack and Queue using Linked List in Java. How to implement singly linked lists in C++? This article explains the concept of singly linked list data structure and provides a sample implementation in C++. A huge architectural improvement and code cleanup would come from dropping this linked list setup and using a plain array. C program to search an element in an array using B C program to implement a queue using linked list; C program to implement a stack using linked list; C program to implement a queue using array; C program to implement a stack using array January (4) 2011 (22) December (21) October (1). In order to insert an element into Circular Queue first we have to check weather space is available in the Circular Queue or not. Stacks, Queues, and Linked Lists 15 An Array-Based Queue • Create a queue using an array in a circular fashion • A maximum sizeN is specified, e. In terms of additional space,. Seems like a couple days ago the temperature dropped 50 degrees F in a single day in Colorado producing a big snow storm. Dynamic implementation: Implementing queues using pointers, the main disadvantage is that a node in a linked representation consumes more memory space than a corresponding element in the array representation. Rear Element 6. Linked List - C Code - 14 Operations; C++ Object Oriented Queue(using double linked list) Linked List C++ [QUESTION] C++ Bubblesort using linked list and pointers; 2D Linked List with multiple pointers C; How to make a program that prints out 10 stars in a row without using cout. Advanced C++. An empty linked list will have this node and will be set to NULL. A linked list can be used to implement other data structures, such as a queue, a stack, or a sparse matrix. Each node points to the next node present in the order. doubly linked list D. Compare to normal queue, Circular queue is more advantages. This allows you to "insert" an artifact (e. But in many common cases LinkedList hinders performance. The Stack class is one of the many C# data structures that resembles an List. Algorithm for Insertion in a circular queue. GitHub Gist: instantly share code, notes, and snippets. By doing this, we can remove the two pointers front and rear that is used for the queue. It is telling me that my pointer "new_data" is. Implement a Queue using Linked List. Insertion at the Rear of a Doubly-Linked List Case 1: List is not empty. Implements all optional list operations, and permits all elements (including null). 17 Responses to “C++ program to implement circular queue using array” dummy April 22, 2012 there is no ‘queue is full’ concept in circular buffer. You can implement a cricular queue using modulo Just increment the rear (pointer to the last element) or front (pointer to the first element) by rear = rear+1%n; (Note : take n=8, rear = 6) Where n is the size of the queue. This can be useful when there is a need to access data in a circular (wrap-around) fashion. Delete an Element from Circular QUEUE c. PushBack- pushes the element at the rear end of the queue; PushFront- pushes the element at the front end of the. •We created lists by using an array and providing functions such as add(), remove(), get(), size(), etc. The structure will look something like this: After looking at the figure above you would have got an idea about how a node looks like. 17 Responses to “C++ program to implement circular queue using array” dummy April 22, 2012 there is no ‘queue is full’ concept in circular buffer. Circular queues A circular queue is headed by a structure defined by the CIRCLEQ_HEAD macro. so i am very sure my code is not that. We can implement the queue data structure using the linked list. Here is a visual representation of the doubly linked list. You can implement a cricular queue using modulo Just increment the rear (pointer to the last element) or front (pointer to the first element) by rear = rear+1%n; (Note : take n=8, rear = 6) Where n is the size of the queue. This Program is for Circular Lists of 1) Circular Queue Array and 2)Circular Queue Link List. The first thing required to make a queue using a linked list is obviously a linked list. A program to implement circular queue in C++ is given as follows − Example. In this Data structures tutorial we will learn how to Implement Queue using Linked List by creating program in java. Queue is Collection of entities or elements in which > Addition of element is done at REAR in java. Algorithm for Insertion in a circular queue. output :> 1. Join over 5 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. For example, here is a class for nodes in a linked list of ints:. Linked lists, its operations, Header linked lists. Computer Programming - C++ Programming Language - Program for Circular Queue Implementation using Arrays sample code - Build a C++ Program with C++ Code Examples - Learn C++ Programming. Posted on November 17, 2016 by admin Posted in DATA STRUCTURE PROGRAMS USING C++. But in case of circular queue we can insert new elements into those empty positions. These items are connected using pointers in a sequential manner. Linked lists are among the simplest and most common data structures. EEducationMP C Language Data Structures using C C++ & OOP's DBMS & SQL HTML & CN Basic Computer C Program to Solve Josephus Problem using Linked List #include. While in a circular buffer, we simply maintain two indices front and rear which point to the beginning and end of the buffer. The following two main operations must be implemented efficiently. GitHub Gist: instantly share code, notes, and snippets. Each Node contains two fields, called Links, that are references to the Previous and to the Next Node in the sequence of Nodes as well as field named Data. Implementing a stack as an array is easy, but Implementing a queue in an array is more difficult since you want to dequeue from the front and enqueue at the end. In a standard queue data structure re-buffering problem occurs for each dequeue operation. Seems like a couple days ago the temperature dropped 50 degrees F in a single day in Colorado producing a big snow storm. A queue supports the insert and remove operations using a first-in first-out (FIFO) discipline. getNext() would serve as the front. Counting number of Nodes in Linked List : We know the logic for traversing through the linked list in C Programming. (ii) Circular Queue , Normal Queue and Deque (iii) Stacks and Queues. This Program For Queue in Data Structures is based on Static Arrays. What does it mean to check that a linked list is consistent?! 6. Next, elements of the queue are being stored in a linked list. Stacks, Queues, and Deques 6. Linked List : Linked List : Linked List Operations. Start studying Ch17. For more explanation, see Tim Rolfe's Searching in a Sorted Linked List. C Program to Implement Circular Linked List operations like insert, delete, find, print and quit menu operations. This goes for all three types of linked lists. Other data structures such as Stack and Queue can also be implemented easily using Linked List. rear – points an index of last added item. Doubly linked list with C, 4. (a) Insert a node at the front of the linked list. A circular linked list is a collection of nodes in which the nodes are connected to each other to form a circle. Instead of having just a single pointer, we have two pointers. My question pertains to the array method specifically using Java. Rear Element 6. Data structures using C, C Program to implement circular queue. It is a part of Mumbai University MCA Colleges Data Structures C program MCA Sem 2. 1 CIRCULAR QUEUE USING ARRAY /**** Program to Implement Circular Queue using Array ****/ #include. Queues use two ends of the structure; stacks use only one. Lists : Linear data structures, contain elements, each of which point to the "next" in the sequence as demonstrated in the examples below ( Simple, Circular and Double Linked Lists are some common kinds of lists ). In singly linked list implementation, enqueueing happens at the tail of the list and dequeueing of items happens at head of the list. For example, here is a class for nodes in a linked list of ints:. It also includes objective questions about priority queue, time complicity of quick sort and applications of stack. The head pointer contains address of the head node and the last pointer contain the address of the last node and last->next is pointed to head node. C Program To Implement Queue using Linked List Data Structure. n=(struct node*)malloc(sizeof(struct node)); printf("enter data "); scanf("%d",&n->data); n->next=NULL; if(front==NULL) { front=n; rear=n;. An empty linked list will have this node and will be set to NULL. Next, elements of the queue are being stored in a linked list. ESc101: (Linear, Circular, Doubly) Linked Lists, Stacks, Queues, Trees Instructor: Krithika Venkataramani Semester 2 2011-2012 1 Krithika Venkataramani ([email protected] C Program to add and delete elements from circular queue. There are four cases, which can occur while removing the node. In a priority queue, you can add successive pieces of data and retrieve the one that has the “highest priority” in constant time. I am new to C programming and I only learned basics about queues and linked list. Leave a Reply Cancel reply. MCQs on Queue with answers 1. java implements a generic stack using a singly linked list. Stack is a type of queue that in practice is implemented as an area of memory that holds all local variables and parameters used by any function, and remembers the order in which functions are called so that function returns occur correctly. Prerequisite - Circular Singly Linked List. h" #include "conio. Linked list in C New element can be inserted at the beginning or at the end in a constant time (in doubly linked lists). Sentinels are “dummy” nodes that do not hold data, but regularize the computation. Instead of having just a single pointer, we have two pointers. public class ConcurrentLinkedQueue extends AbstractQueue implements Queue, Serializable An unbounded thread-safe queue based on linked nodes. struct node{ int flag. Queue is a particular kind of abstract data type or collection in which the entities in the collection are kept in order and the principal (or only) operations on the collection are the addition of entities to the rear terminal position, known as enqueue, and removal of entities from the front terminal position, known as dequeue. Doubly ended queue has 4 major operations to perform. #include #include #include /* structure containing a data part and link part */. so i am very sure my code is not that. In data structures, a circular linked list is a linked list in which the last node stores the address of the first node. Should a maximum size be adopted for a queue, then a circular buffer is a completely ideal implementation; all queue operations are constant time. In a circular-linked list, the last node points to the. binary search tree in c virus program in c; tower of hanoi solved in graphics implementation of circular queue using linked list tower of hanoi; implementation of dequeue using singly linked list circular doubly linked list; implementation of queue using linked list; implement stack using linked list; doubly linked list; circular. Implementation of Circular Linked list Program Screenshots. Lucy Brown author of Program to implement a circular queue as a linked list is from London, United Kingdom. Stack is a type of queue that in practice is implemented as an area of memory that holds all local variables and parameters used by any function, and remembers the order in which functions are called so that function returns occur correctly. Algorithm and Program for Insert and Delete Operations on Circular Queue. Another example can be Multiplayer games. 9 people have to move (10 people minus the 1 who left). Stack and Queue Implementation of Linked List in C++ by Programming Techniques · Published November 24, 2011 · Updated February 3, 2019 Please refer to this link for more detail explanation. Solution We implement the queue in such a manner that next of rear always points to the front node. This program shows you how to insert a node at the beginning or at the end of the Linked List. The singly-linked list is the easiest of the linked list, which has one link per node. This will ensure that we will add node at rear of linked list and remove node from front of linked list. Circular Queue Implementation in C++ by Programming Techniques · Published November 22, 2011 · Updated February 4, 2019 In linear queue, when we delete any element, only front increment by one but position is not used later. TREE Create and Print Program in C. In this article, we will code up a queue and all its functions using a linked list. Linked lists are building blocks for many other data structures like stacks and queues. As we are using circular singly linked list, there is no need to compute the index where the element should be inserted. Singly linked linear lists vs. Rear: Get the last item from queue. insert at beginning 4. Stack and Queue Implementation of Linked List in C++ by Programming Techniques · Published November 24, 2011 · Updated February 3, 2019 Please refer to this link for more detail explanation. Similarly to stacks, queues are less flexible than lists. -Create -Display -Add node at beginning -Add node at last – Exit #include. So to implement a priority queue, you also need a comparison between its elements to determine which one has the “highest priority”. h" #include "conio. Queues and Circular Queues (With Code in C, C++, Java, and Python) Introduction A queue is a linear data structure where an item can be inserted from one end and can be removed from another end. The last node in a linked list always points to NULL. 9 discuss other variations: linked lists with header nodes, doubly - linked lists, circular linked lists, and even arrays of linked lists. By doing this, we can remove the two pointers front and rear that is used for the queue. We can't change the size of an array at runtime. Write a C program to delete element from circular linked list by key. c++ code to implement queue using linked list in c++ with insert, remove and display operations, using c++ program we will implement queue using linked list. C > Data Structures Code Examples. The algorithm that we gave the pseudocode for above is actually known as the tortoise and hare algorithm – where the faster pointer is considered the “hare” (which is a rabbit, for those of you who learned English as a second language), and the slower pointer is considered the tortoise. Implementation of Stack data structure using C. An empty linked list will have this node and will be set to NULL. This set of MCQ of data structure and algorithm includes multiple choice questions about linear and non-linear types of data structure, linear data structure and circular linked list. One link, the forward link, points forward toward the next link in the chain. A pointer is a variable that contains the address of a variable. Quit Enter your option: 1 Enter queue data : 23 1. Thus, we can define a node by combining these 2 parts into one type with a struct (and place it in the implementation file):. Implement Queue using linked list using c? A queue is a FIFO data structure. The below representation shows how a circular linked list looks like. PROGRAM TO IMPLEMENT CIRCULAR QUEUE USING ARRAYS. The circular queue implementation is done by using the modulo operator (denoted %), which is computed by taking the remainder of division (for example, 8%5 is 3). C Program to Implement Single Linked List Operations. This queue orders elements FIFO (first-in-first-out). Queue q = new. C Program For Binary Tree 12. Delete node at the start of list. Each node points to the next node present in the order. Sentinels are “dummy” nodes that do not hold data, but regularize the computation. Find more on Program to implement a circular queue as a linked list Or get search suggestion and latest updates. Design your implementation of the circular queue. To get value from Queue, Queue provides poll() and peek() method and Queue size() method. Queue items are added at the rear end and the items are deleted at front end of the. next lastNode. Typically circular queues implement a linked-list design to manage the queue. It makes O(n) traversals, as does linear search, but it only performs O(log n) comparisons. IMPLEMENT DELETION IN CIRCULAR QUEUE USING LINKED LIST. Stack and Queues using Linked Structures. Else If (REAR == N) Then [If REAR reaches end if QUEUE] 6. I am new to C programming and I only learned basics about queues and linked list. Queues and Circular Queues (With Code in C, C++, Java, and Python) Introduction A queue is a linear data structure where an item can be inserted from one end and can be removed from another end. Implement Circular Queue using Java. e the element which we have inserted last will be used first and the element that we have inserted first will be used last. You cannot change the address stored inside global variable “start” therefore you have to declare one temporary variable -“temp” of type node To traverse from start to end, you should allot address of Starting node in Pointer variable i. Go through image to understand. One solution to this problem is to use a doubly-linked list. This section provides you a brief description about Linear Queue in Data Structure Tutorial with Algorithms, Syntaxes, Examples, and solved programs, Aptitude Solutions and Interview Questions and Answers. C Program For Binary Search Tree 11. Queue implements the FIFO mechanism i. In circular queue, the new element is added at the very first position of the queue if the last is occupied and space is available. Let SIZE be the size of the array i. type Queue data list:Singly Linked List data tail:List Iterator constructor() list := new Singly-Linked-List() tail := list. Last updated: Fri Feb 22 09:58:11 EST 2019. # Source Code - C++. note: Queue is a list of elements in which insertions are at one end of the list called rear end. MCQ on Stack and Queue. Implementing a Thread-Safe Queue using Condition Variables (Updated) Tuesday, 16 September 2008. It is a part of Mumbai University MCA Colleges Data Structures C program MCA Sem 2. The second case happens when REAR starts from 0 due to circular increment and when its value is just 1 less than FRONT, the queue is full. To understand how to implement the Queue ADT using a single-linked list, a circular array, and a double-linked list. Stacks & Queues Problem Implement a circular queue using linked list. Queue implements the FIFO mechanism i. number of elements. Queue - Circular Queue | Data Structure Tutorial with C & C++ Programming. The Queue implemented using linked list can organize as many data values as we want. e the element that is inserted first is also deleted first. Memory acquired during run-time can be freed through the free() function. The best way to implement this is to use two pointers, one to track the head and one to track the tail. Collections. C program for implementation of circular queue using linked list /*Circular Queue implementation using linked list Written by Shivam Rana Date- 3-4-12*/ #include. In singly linked list implementation, enqueueing happens at the tail of the list and dequeueing of items happens at head of the list. Circular Queue in C using Array Toggle navigation C Programming Notes. Start studying Ch17. In other words, the least recently added element is removed first in a queue. All the Players are kept in a Circular Linked List and the pointer keeps on moving forward as a player's chance ends. A circular linked list is a linked list in which the last node points to the head or front node making the data structure to look like a circle. Write a C program to implement queue data structure using linked list. All problems on Stacks and Queues * Implement a stack using an array * Implement a queue using an array * Implement a circular queue using an array * Design and implement an extended stack using linked list which permits push, pop & maxElement (gets maximum element in the stack) in O(1) time complexity. Documentation of the various operations and the stages a queue passes through as elements are inserted or deleted. Call it cqueue.