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What is Queue Data Structure? Complete Guide with Java Implementation
A Queue is a linear data structure that follows the First-In-First out principle . this means that the first element added to the queue will be the first one to be removed . Structure and Operations Types of Queue Benefits of using Queue Use Cases Queue is structure that is going to follow some rule for insertion , deletion , and modification . Insertion will happent from one end and deletion will happent from another end . Condition : 1. The queue is EMPTY (rear==-1 && front ==-1) 2.Queue has exactly 1 element (front == rear) 3.when Queue is Full (rear == n – 1) Program1: Implementation of Queue using…
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What is a Linked List? Types, Operations, and Real-World Examples
Why Do We Need Linked Lists? In real programming, data size is often unknown or frequently changing. Arrays create problems in such situations. Arrays Issues are . To overcome the above issues LinkedList comes into the pictures . Linked Lists are fundamental data structure in computer science and they offer several advantages . Types of LinkedList 1. Singly Linked List A Singly Linked List is a type of linked list data structure in which each node contains data and a reference (pointer) to the next node only. It is called singly because every node connects in one direction — from the current node to the next node. Structure of Singly…