Data Structures-Queue Archives - GeeksforGeeks

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Data Structures-Queue

11 posts

Queue for Competitive Programming

Last Updated: 23 July 2025

In competitive programming, a queue is a data structure that is often used to solve problems that involve tasks that need to be completed in a specific order. This article...read more

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Data Structures-Queue

String Comparison and Manipulation Queries with Blocking and Swapping

Last Updated: 23 July 2025

Given Two strings S1 and S2 of equal length N, consisting of lowercase letters. There are also given integer T and Q queries. Each query can be one of three types, for que...read more

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Data Structures-Queue

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Voronoi Diagram

Last Updated: 16 February 2024

A Voronoi diagram known as a Voronoi tessellation or Voronoi partition is a geometric structure that divides a given space into the regions based on the distance to a set ...read more

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Data Structures-Queue

QA - Placement Quizzes-Data Interpretation

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Find Kth Largest/Smallest element in a Queue

Last Updated: 23 July 2025

Given a queue of integers and an integer K, our task is to write a program that efficiently finds Kth largest/smallest element present in the queue. Return -1 if the numbe...read more

Data Structures-Queue

Find Largest element in a Queue

Last Updated: 23 July 2025

Given a queue of integers, the task is to write a program that efficiently finds the largest element in that queue. Return -1 if the queue is empty.Examples:Input:Queue = ...read more

Data Structures-Queue

How to implement Queue data structure in the ReactJS ?

Last Updated: 23 July 2025

We'll explore the implementation of a basic queue data structure in a React application using the "rooks" library. Queues are fundamental in computer science and find appl...read more

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Web Technologies

Data Structures-Queue

React-Questions

Frequency in Queue

Last Updated: 23 July 2025

We need to implement findFrequncy(k) operation for a queue along with normal enqueue() operation. The findFrequency(k) function should return frequency of item k in queue....read more

Data Structures-Queue

Implement enqueue and dequeue

Last Updated: 14 August 2025

We use two stacks to mimic FIFO with LIFO operations. One stack handles additions, and we flip elements to the second stack for removals.Stack: Follows LIFO (Last In, Firs...read more

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Web Technologies

Data Structures-Queue

JavaScript-Methods

JavaScript-Questions

Difference Between Linear Queue and Circular Queue

Last Updated: 23 July 2025

Queues are fundamental data structures in computer science that follow the First-In-First-Out (FIFO) principle. Among the various types of queues, linear queues and circul...read more

Data Structures-Queue

Real-life Applications of Data Structures and Algorithms (DSA)

Last Updated: 03 October 2025

You may have heard that DSA is primarily used in the field of computer science. Although DSA is most commonly used in the computing field, its application is not restricte...read more

Data Structures

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Data Structures-Hash

Data Structures-Array

Data Structures-Misc

Data Structures-B and B+ Trees

Data Structures-Heap

FIFO vs LIFO approach in Programming

Last Updated: 11 July 2025

FIFO is an abbreviation for first in, first out. It is a method for handling data structures where the first element is processed first and the newest element is processed...read more

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Data Structures-Stack

Data Structures-Queue