WebSep 12, 2024 · Given a binary tree, count the total number of magic parents, where a node which is not NULL and has both left and right children and the sum of the number of nodes in the left subtree is odd and that of right subtree is even (or sum of nodes in the left subtree as even and right subtree as odd) should be considered as a magic parent. WebDec 28, 2016 · You are given a binary tree in which each node contains an integer value (which might be positive or negative). Design an algorithm to count the number of paths that sum to a given value. The path does not need to start or end at the root or a leaf, but it must go downwards (traveling only from parent nodes to child nodes).

Check if a binary tree is binary search tree or not in java

WebNov 1, 2024 · As you already mentioned, you compute the sum of a tree values as the sum of the sums of its subtrees plus the root value. It's clear that as soon as you can compute … WebCheck for Balanced Tree. Given a binary tree, find if it is height balanced or not. A tree is height balanced if difference between heights of left and right subtrees is not more than … luxury ice cream market

Scala sum of a binary tree tail recursive - Stack Overflow

WebFeb 22, 2015 · Method: 1) If the node is a leaf node then sum of subtree rooted with this node is equal to value of this node. 2) If the node is not a leaf node then sum of subtree … WebSubtree of Another Tree - Given the roots of two binary trees root and subRoot, return true if there is a subtree of root with the same structure and node values of subRoot and false otherwise. A subtree of a binary tree … WebGiven the root of a binary tree, return all duplicate subtrees. For each kind of duplicate subtrees, you only need to return the root node of any one of them. Two trees are duplicate if they have the same structure with the same node values. Example 1: Input: root = [1,2,3,4,null,2,4,null,null,4] Output: [ [2,4], [4]] Example 2: luxury ice cream brand