Easy coding problems on linked list
WebFeb 23, 2024 · You are given a singly linked list containing ‘n’ nodes, where every node in the linked list contains a pointer “next” which points to the next node in the list and having values either 0 or 1. Your task is to return the decimal representation of the given number in the linked list. For Example: n = 4, list: 1 -> 0 -> 1 -> 0. Web71 rows · Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. ... Sign up. or. Sign in. Linked List. Problems. Discuss. Subscribe to see which companies asked this question. You … Boost your coding interview skills and confidence by practicing real interview … Given the head of a linked list, remove the n th node from the end of the list and … Given the head of a linked list, return the node where the cycle begins.If there is … Given the head of a singly linked list and two integers left and right where left <= … Given the head of a sorted linked list, delete all nodes that have duplicate numbers, … Given the head of a linked list, rotate the list to the right by k places.. Example 1: … Given the root of a binary tree, flatten the tree into a "linked list":. The "linked list" … Given a linked list, swap every two adjacent nodes and return its head. You must … Design a data structure that follows the constraints of a Least Recently Used … Given the head of a linked list, reverse the nodes of the list k at a time, and return …
Easy coding problems on linked list
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WebJoin over 16 million developers in solving code challenges on HackerRank, one of the best ways to prepare for programming interviews. We use cookies to ensure you have the … WebFeb 23, 2024 · For the first test case, the given Linked List is So, after deleting the node 7, the Linked List becomes 2 → 5 → 10 → NULL, which is shown in the below figure. For the second test case, the given Linked List is So, after deleting the node 4, the Linked List becomes -8 → 3 → -2 → 1 → NULL. Sample Input 2: 2 4 9 10 -1 4 -7 7 -1 -7 Sample …
WebNov 28, 2024 · Approach: The idea is to traverse the first linked list and multiply the value of each node by -1 thus making them negative. Then, traverse the second linked list and print the value of the first node having a negative value. Follow the steps below to solve the problem: Traverse the first linked list L1 and multiply the value of each node by -1. WebSep 22, 2024 · Linked Lists are a data structure that store data in the form of a chain. The structure of a linked list is such that each piece of data has a connection to the next one …
WebLinked List Code Techniques The following list presents the most common techniques you may want to use in solving the linked list problems. The first few are basic. The last few … WebNumber ‘4’ and ‘2’ occurs more than once. Hence, we remove the duplicates and keep only their first occurrence. So, our list becomes : 4 -> 2 -> 5 -> NULL. For the second test …
WebHeap sort for Linked List. Given a linked list, the task is to sort the linked list using HeapSort. Examples: Input: list = 7 -> 698147078 -> 1123629290 -> 1849873707…. …
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