Tag: depth first search algorithm
Teaching Kids Programming: Videos on Data Structures and Algorithms You are given a two-dimensional integer matrix of 1s and 0s. A 1 represents land and 0 represents water, so …
Teaching Kids Programming: Videos on Data Structures and Algorithms Given a positive integer n, return whether n can be written as the sum of distinct positive factorial numbers. Example …
Teaching Kids Programming: Videos on Data Structures and Algorithms Given a binary tree root, return the maximum width of any level in the tree. The width of a level …
Teaching Kids Programming: Videos on Data Structures and Algorithms Given the root of a binary tree, return the inorder traversal of its nodes’ values. Example 1: Input: root = …
Teaching Kids Programming: Videos on Data Structures and Algorithms Given a two-dimensional integer matrix of 1s and 0s, return the number of “islands” in the matrix. A 1 represents …