2.8) Two Trees are Same or not
Given two binary trees, determine if they are structurally identical and have the same node values at corresponding positions.
Path Sum III
Given a binary tree and a target sum, find the total number of all paths in the tree such that…
Path Sum II
Given a binary tree and a target sum, find all root-to-leaf paths where each path's sum equals the given target…
Path Sum
Given a binary tree and a target sum, determine if the tree has a root-to-leaf path such that adding up…
Middle of the Linked List
Given a singly-linked list, find the middle node of the list. If the list contains an even number of nodes,…
Linked List Cycle II
Given a linked list, determine if it contains a cycle. If a cycle is present, find the node where the…
Linked List Cycle
Given a linked list, determine if it has a cycle in it. A cycle is when a node in the…
Reverse Nodes in k-Group
Given the head of a singly linked list and an integer k, reverse the nodes...
Reverse Linked List II
Given the head of a singly linked list and two integers left and right, reverse...
Rotate List
Given the head of a singly linked list and an integer k, rotate the linked list to the right by…