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Tag Archives: deque

Given a Linked List of even number of nodes, the task is to generate a new Linked List such that it contains the maximum difference… Read More
Given two positive integers N and K and an array F[] consisting of K positive integers. The Nth term of the recurrence relation is given… Read More
Deque is a Double Ended Queue which is implemented using the collections module in Python. Let us see how can we get the first and… Read More
Given a string str, the task is to find the substring of length K which occurs the maximum number of times. If more than one… Read More
Given an array A[] consisting of N integers and an integer K, the task is to maximize the length of the subarray having equal elements… Read More
Given an array arr[] of size N and queries Q[][], the task is to perform the following types of queries on the given array. 0:… Read More
Given string str of length N and an integer K, the task is to return the largest string in Dictionary Order by erasing K characters… Read More
Given a non-decreasing array arr[] and an integer K, the task is to remove K elements from the array such that maximum difference between adjacent… Read More
Given a Binary Tree, the task is to print spiral order traversal of the given tree. For below tree, the function should print 1, 2,… Read More
Given a singly linked list and an integer K, the task is to reverse every K nodes of the given linked list. Examples:  Input: 1… Read More
Given a string S containing letters and ‘#‘. The ‘#” represents a backspace. The task is to print the new string without ‘#‘.Examples:   Input :… Read More
Given a Linked List of integers. The task is to write a program to modify the linked list such that all even numbers appear before… Read More
Given a linked list. arrange the linked list in manner of alternate first and last element. Examples:  Input : 1->2->3->4->5->6->7->8 Output :1->8->2->7->3->6->4->5 Input :10->11->15->13 Output… Read More
Deque or Double ended queues are sequence containers with the feature of expansion and contraction on both the ends. They are similar to vectors, but… Read More
Deque or Double ended queues are sequence containers with the feature of expansion and contraction on both the ends. They are similar to vectors, but… Read More

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