Minimum rotations required to get the same string
Given a string, we need to find the minimum number of rotations required to get the same string. Examples: Input : s = "geeks" Output… Read More » The post Minimum rotations required to get the same...
View ArticlePrint left rotation of array in O(n) time and O(1) space
Given an array of size n and multiple values around which we need to left rotate the array. How to quickly print multiple left rotations?… Read More » The post Print left rotation of array in O(n) time...
View ArticleRotate Linked List block wise
Given a Linked List of length n and block length k rotate in circular manner towards right/left each block by a number d. If d… Read More » The post Rotate Linked List block wise appeared first on...
View ArticleSplit the array and add the first part to the end
There is a given an array and split it from a specified position, and move the first part of array add to the end. Examples:… Read More » The post Split the array and add the first part to the end...
View ArticleFind element at given index after a number of rotations
An array consisting of N integers is given. There are several Right Circular Rotations of range[L..R] that we perform. After performing these rotations, we need… Read More » The post Find element at...
View ArticleCount rotations in sorted and rotated linked list
Given a linked list of n nodes which is first sorted, then rotated by k elements. Find the value of k. Recommended: Please try your… Read More » The post Count rotations in sorted and rotated linked...
View ArticleSort a Rotated Sorted Array
You are given a rotated sorted array and your aim is to restore its original sort in place. Expected to use O(1) extra space and… Read More » The post Sort a Rotated Sorted Array appeared first on...
View ArticleMinimum move to end operations to make all strings equal
Given n strings that are permutations of each other. We need to make all strings same with an operation that takes front character of any… Read More » The post Minimum move to end operations to make...
View ArticleRotate a Matrix by 180 degree
Given a square matrix the task is that we turn it by 180 degrees in anti-clockwise direction without using any extra space. Examples: Input :… Read More » The post Rotate a Matrix by 180 degree...
View ArticleString slicing in Python to rotate a string
Given a string of size n, write functions to perform following operations on string. Left (Or anticlockwise) rotate the given string by d elements (where… Read More » The post String slicing in Python...
View ArticleCount rotations divisible by 8
Given a large positive number as string, count all rotations of the given number which are divisible by 8. Examples: Input: 8 Output: 1 Input:… Read More » The post Count rotations divisible by 8...
View ArticleQueries on Left and Right Circular shift on array
Given an array A of N integers. There are three type of type of commands: 1 x : Right Circular Shift the array x times.… Read More » The post Queries on Left and Right Circular shift on array appeared...
View ArticleFind a rotation with maximum hamming distance
Given an array of n elements, create a new array which is a rotation of given array and hamming distance between both the arrays is… Read More » The post Find a rotation with maximum hamming distance...
View ArticleReversal algorithm for right rotation of an array
Given an array, right rotate it by k elements. After K=3 rotation Examples: Input: arr[] = {1, 2, 3, 4, 5, 6, 7, 8, 9,… Read More » The post Reversal algorithm for right rotation of an array appeared...
View ArticleRotate the matrix right by K times
Given a matrix of size N*M, and a number K. We have to rotate the matrix K times to the right side. Examples: Input :… Read More » The post Rotate the matrix right by K times appeared first on...
View ArticleRotate Doubly linked list by N nodes
Given a doubly linked list, rotate the linked list counter-clockwise by N nodes. Here N is a given positive integer and is smaller than the… Read More » The post Rotate Doubly linked list by N nodes...
View ArticleCheck if strings are rotations of each other or not | Set 2
Given two strings s1 and s2, check whether s2 is a rotation of s1. Examples: Input : ABACD, CDABA Output : True Input : GEEKS,… Read More » The post Check if strings are rotations of each other or not...
View ArticleAmazon Interview Experience
Round: I An Array arr={7, 7, 8, 8, 9, 1, 1, 4, 2, 2} has numbers appearing twice or once. Duplicates appear side by side… Read More » The post Amazon Interview Experience appeared first on GeeksforGeeks.
View ArticleSplit the array and add the first part to the end | Set 2
Given an array and split it from a specified position, and move the first part of array add to the end. Examples: Input : arr[]… Read More » The post Split the array and add the first part to the end |...
View ArticleElements that occurred only once in the array
Given an array arr that has numbers appearing twice or once. The task is to identify numbers that occurred only once in the array. Note:… Read More » The post Elements that occurred only once in the...
View Article
/fit-in/580x348/filters:format(webp)/english-betterindia/media/media_files/2026/09/17/balaghat-4-2026-09-17-19-01-31.png)
