So I'm working on this problem: Given the root of a binary tree, return the length of the diameter of the tree. The diameter of a binary tree is the length of the longest path between any two nodes in…
I have a company organisation chart I built in React/Nextjs using the 'react-organizational-chart' npm package. I would like the user to be able to navigate up/down and side to side on the non-binary tree with either their keyboard keys, on…
// Recursive javascript program for level // order traversal of Binary Tree // Class containing left and right child of current // node and key value class Node { constructor(val) { this.data = val; this.left = null; this.right = null;…
const canvas = document.getElementById('myCanvas'); const ctx = canvas.getContext('2d'); const overlay = document.getElementById('overlay'); const fileInput = document.getElementById('fileInput'); const titleInput = document.getElementById('titleInput'); const urlInput = document.getElementById('urlInput'); const submitBtn = document.getElementById('submitBtn'); const cancelBtn = document.getElementById('cancelBtn'); const gridSize = 1000; const cellSize = 20;…
I need a refresher on traversing trees. I'm about to start interviewing, and tech interviewers LOVE to give binary tree questions. This one is a practice question from Hired.com. (I wouldn't dare ask for this on an actual interview question…