Tag: dfs
Teaching Kids Programming: Videos on Data Structures and Algorithms You are given an m x n matrix maze (0-indexed) with empty cells (represented as ‘.’) and walls (represented as …
Teaching Kids Programming: Videos on Data Structures and Algorithms Given the root of a binary tree and an integer targetSum, return true if the tree has a root-to-leaf path …
Teaching Kids Programming: Videos on Data Structures and Algorithms You are given the root of a full binary tree with the following properties: Leaf nodes have either the value …
Teaching Kids Programming: Videos on Data Structures and Algorithms You are given an integer n. There is an undirected graph with n nodes, numbered from 0 to n – …
Teaching Kids Programming: Videos on Data Structures and Algorithms Given the root of a binary tree, return the number of nodes where the value of the node is equal …