Teaching Kids Programming: Videos on Data Structures and Algorithms Given an array of integers numbers that is already sorted in ascending order, find two numbers such that they add …
Given a singly linked list node, return the value of the middle node. If there’s two middle nodes, then return the second one. Constraints n ≤ 100,000 where n …
Teaching Kids Programming: Videos on Data Structures and Algorithms You are given an integer k and a binary search tree root, where each node is either a leaf or …
A Roomba robot is currently sitting in a Cartesian plane at (0, 0). You are given a list of its moves that it will make, containing NORTH, SOUTH, WEST, …
Teaching Kids Programming: Videos on Data Structures and Algorithms You are given the root of a binary tree containing digits from 0 to 9 only. Each root-to-leaf path in …
You are given an integer k and a binary search tree root, where each node is either a leaf or contains 2 children. Find the node containing the value …