Reverse Nodes in k-Group

Reverse Nodes in k-Group题目Given a linked list, reverse the nodes of a linked list k at a time and return its modified list. If the number of

Reverse Linked List II

Reverse Linked List II题目Reverse a linked list from position m to n. Do it in-place and in one-pass. For example:Given 1->2->3->4-&g

Reverse Linked List题目Reverse a singly linked list. Hint: A linked list can be reversed either iteratively or recursively. Could you implemen

Swap Nodes in pairs题目Given a linked list, swap every two adjacent nodes and return its head. For example,Given 1->2->3->4, you shou

Merge Two Sorted Lists题目Merge two sorted linked lists and return it as a new list. The new list should be made by splicing together the node

Remove Nth Node From End of List题目Given a linked list, remove the nth node from the end of list and return its head. For example, Given link

Add Two Number题目You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of the