Ayush Patidarayushpatidar.hashnode.dev·Sep 4, 2024Children Sum Property - Binary TreeProblem Statement: Given a Binary Tree, convert the value of its nodes to follow the Children Sum Property. The Children Sum Property in a binary tree states that for every node, the sum of its children's values (if they exist) should be equal to the...DiscussBinaryTrees

Namra Ajmaldatanerd.hashnode.dev·Aug 24, 2024Step-by-Step Guide to Binary Tree Implementation in C++What is a Binary tree? A binary tree is tree data structure in which each node can have at most two child nodes referred to as the left and right child. The two types of binary trees on which we are going to focus today are full and complete binary ...DiscussGeneral Programming

Fatima Jannatmahia.hashnode.dev·Aug 17, 2024Tree/Binary Tree in Python DSAWhat is a Tree? A tree is a nonlinear data structure with hierarchical relationships between its elements without having any cycle, it is basically reversed from a real life tree. Drinks in a cafe has been ordered in a nice hierarchy, which makes it...DiscussPython Data Structure and AlgorithmTree

Ayush ThakurforInterview Bitsinterviewbits.hashnode.dev·Jul 15, 2024Constructing a Binary Tree from Preorder and Inorder TraversalOne of the fascinating challenges in binary tree problems is reconstructing the tree from its traversal data. In this post, we will discuss how to construct a binary tree given the preorder and inorder traversal arrays. Problem Statement Given two in...DiscussPython

Anower Hossainanower77.hashnode.dev·Jul 14, 2024Segment Tree-1Segment Tree Basic Node Divide With Segment Tree Node Numbering (Segment Tree) // build (node, begin, end) build (1, 1, N) { L = 2xN, R = (2xN) + 1 // Node Number Calculate mid = (begin + end) / 2 left = (L, begin, mid) left = (R, ...Discuss·136 readssegment-tree

Abhilietcode.hashnode.dev·Jun 23, 2024Binary Tree Maximum Path Sum (Hard)A path in a binary tree is a sequence of nodes where each pair of adjacent nodes in the sequence has an edge connecting them. A node can only appear in the sequence at most once. Note that the path does not need to pass through the root. The path sum...DiscussTreesTree

Abhilietcode.hashnode.dev·Jun 23, 2024Kth Smallest Element in a BST (Medium)Given the root of a binary search tree, and an integer k, return the k<sup>th</sup> smallest value (1-indexed) of all the values of the nodes in the tree. Example 1: Input: root = [3,1,4,null,2], k = 1 Output: 1 Example 2: Input: root = [5,3,6,2,4...DiscussTreesTree

Abhilietcode.hashnode.dev·Jun 23, 2024Sum of Nodes with Even-Valued Grandparent (Medium)Given the root of a binary tree, return the sum of values of nodes with an even-valued grandparent. If there are no nodes with an even-valued grandparent, return 0. A grandparent of a node is the parent of its parent if it exists. Example 1: Input: ...DiscussTreesTree

Abhilietcode.hashnode.dev·Jun 23, 2024Sum Root to Leaf Numbers (Medium)You are given the root of a binary tree containing digits from 0 to 9 only. Each root-to-leaf path in the tree represents a number. For example, the root-to-leaf path 1 -> 2 -> 3 represents the number 123. Return the total sum of all root-to-leaf n...DiscussTreesTree

Abhilietcode.hashnode.dev·Jun 23, 2024Validate Binary Search TreeGiven the root of a binary tree, determine if it is a valid binary search tree (BST). A valid BST is defined as follows: The left subtree of a node contains only nodes with keys less than the node's key. The right subtree of a node contains only no...DiscussTreesTree