Given a XOR linked list and an integer K, the task is to reverse every K nodes in the given XOR linked list. Examples: Input:… Read More

# Tag Archives: Reverse

Given an array arr[] consisting of N positive integers, the task is to find the maximum possible difference between the sum of even and odd-indexed… Read More

Given an array arr[] of size N, the task to reverse the array using Stack. Examples: Input: arr[] = { 10, 20, 30, 40, 50… Read More

Prerequisites: Z-algorithm Given a string S, the task is to find the maximum number of palindromes that can be formed after performing the given steps:… Read More

Given a circular array arr[] of size N and an index K, the task is to reverse all elements of the circular array starting from… Read More

Given a XOR linked list, the task is to reverse the XOR linked list. Examples: Input: 4 <–> 7 <–> 9 <–> 7Output: 7 <–>… Read More

Given two strings X and Y of length N, the task is to check if both the strings can be made equal by reversing any… Read More

Given an integer N, the task is to count the numbers less than or equal to N such that each number contains at least one… Read More

Given number can be said palindromic in nature if the reverse of the given number is the same as that of a given number. Length… Read More

Given string str consisting of lowercase letters, the task is to find the minimum number of characters to be deleted from the given string such… Read More

Given an integer X, the task is to count the total number of three-digit numbers having difference X with its reverse. If no such number… Read More

Given a string S of length N and an integer P denoting a pointer to Pth index of the string, the task is to find… Read More

Given an integer N, the task is to find the smallest number to be subtracted from N to obtain a palindrome. Examples: Input: N =… Read More

Given an array of strings S[] consisting of N distinct strings of length M. The task is to generate the longest possible palindromic string by… Read More