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Given an integer N which denotes the number of slots, and an array arr[] consisting of K integers in the range [1, N] . Each element of the array are in the range [1, N] w...read more

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Design a data structure that supports the following operations in queue efficiently:push__front(x): Insert an element at the front of the queue.push__middle(x): Inserts el...read more

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Given an integer N denoting the number of connected cities ( numbered from 1 to N ) and a 2D array arr[][] consisting of pairs connected to each other by bidirectional bri...read more

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Given an integer N, representing the number of nodes present in an undirected graph, with each node valued from 1 to N, and a 2D array Edges[][], representing the pair of ...read more

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Linear Queue: A Linear Queue is generally referred to as Queue. It is a linear data structure that follows the FIFO (First In First Out) order. A real-life example of a qu...read more

Queue

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Given an undirected graph consisting of N nodes and M edges, the task is to find the minimum length of the path from Node 1 to Node N passing from every possible node of t...read more

Graph

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DSA

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Given an undirected and unweighted graph of N nodes and M edges, the task is to count the minimum length paths between node 1 to N through each of the nodes. If there is d...read more

Graph

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DSA

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BFS

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Given a matrix mat[][] containing only of 0s and 1s, and an array queries[], the task is for each query, say k, is to find the number of connected grid components (cells c...read more

Graph

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Matrix

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connected-components

A Queue is a linear structure that follows a particular order in which the operations are performed. The order is First In First Out (FIFO).Syntax:queuedatatype queuename;...read more

C++ Programs

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STL

cpp-queue

A priority Queue is an abstract data type that resembles a queue, and each element has a corresponding priority value. Priority queues are built on the top of the max heap...read more

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STL

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In C++, vectors are dynamic arrays while the queue is a data structure that follows the FIFO (First In First Out) property. In this article, we will learn how to push all ...read more

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STL

cpp-vector

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CPP Examples

A circular buffer, also known as a cyclic buffer or ring buffer, is a data structure that uses a single, fixed-size buffer as if it were connected end-to-end. In this arti...read more

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cpp-vector

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CPP Examples

In C++ STL, we have a queuecontainer that simulates the queue data structure and follows the FIFO (First In, First Out) rule. In this article, we will learn how to enqueue...read more

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C++

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STL

cpp-queue

CPP Examples

In C++, the std::stack is a container that follows the LIFO (Last In, First Out) rule, whereas std::queue is a container that follows the FIFO (First In, First Out) rule. ...read more

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In C++, we use std::queue which is a container adapter in the standard template library (STL) and is used for managing a collection of elements in a FIFO (first-in, first-...read more

C++

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STL

cpp-queue

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