Given a Linked List. The task is to traverse the Linked List from middle to left-right order using recursion.For Example: If the given Linked List… Read More

# Category Archives: Linked List

Given a singly linked list and an integer K. The task is to append last K elements of the linked list to front. Examples: Input:… Read More

A stack is a collection of objects that are inserted and removed using Last in First out Principle(LIFO). User can insert elements into the stack,… Read More

A Queue is a collection of objects that are inserted and removed using First in First out Principle(FIFO). Insertion is done at the back(Rear) of… Read More

Given two polynomial numbers represented by a linked list. Write a function to perform their algebraic sum. Examples: Input: 1st number = 5x^2 + 4x^1… Read More

Given a linked list. The task is to remove the Nth node from the end of the linked list. Examples: Input : 1->2->3->4->5 , N… Read More

Given a linked list. The task is to print the difference between the first odd positioned node with the sum of all other odd positioned… Read More

Given a linked list, the task is to find the maximum sum for any contiguous nodes. Examples: Input: -2 -> -3 -> 4 -> -1… Read More

A data structure is a particular way of organizing data in a computer so that it can be used effectively. The idea is to reduce… Read More

Given a circular linked list with N nodes and an integer K where 0 < K < N, the task is to split the first… Read More

Given a linked list which represents an integer number where every node is a digit if the represented integer. The task is to add a… Read More

Given a linked list. Find the first element from the left which appears more than once. If all the elements are unique then print -1.Examples:… Read More

Given a singly linked list which represents a number where each node contains only one digit [0 – 9]. The task is to add 1… Read More

Given a linked list and an integer K, the task is to reverse every alternate K nodes.Examples: Input: 1 -> 2 -> 3 -> 4… Read More

Given a linked list and an integer K, the task is to reverse every K nodes of the given linked list. Examples: Input: 1 ->… Read More