Given a pointer to the root node of a binary tree, return true if the binary tree is height-balanced. A height-balanced binary tree is a Binary tree in which the difference between the left subtree height and the right subtree height is at most 1. Height of a binary tree is the number of edges between the root node to the longest leaf node.

Height Balanced Binary Tree

useOutsideClick custom hook can be used to determine if a click event was triggered outside of the target element's boundary. Create a function called useOutsideClick that triggers a toast if a click event is triggered outside of a centered div element.

useOutsideClick Custom Hook

Given an array of integers and a target value, move all instances of that target value to the end end of the array. The order of the resulting array does not matter in this question.

Intel

Height Balanced Binary Tree

useOutsideClick Custom Hook

Move Element

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Algochurn

Frontend Churn

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